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Webinars

Webinars are online video presentations. You can register for an upcoming webinar or watch the recorded webinars anytime, at your convenience. We add multiple webinars every month, so check back often.
See recorded, ready to watch webinars below

Or see our full index in list format here
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Our next webinar…
Tuesday, June 10th, 2025
8:30 PM - 9:30 PM EST

The Best Orchids to Grow Indoors with David Vandenbroek

Join David Vandenbroek to find out which orchids grow best indoors.
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Upcoming Webinars

Public
Member-Only

The Best Orchids to Grow Indoors with David Vandenbroek

David Vandenbroek
Tuesday, June 10th, 2025
8:30 PM - 9:30 PM EST
Join David Vandenbroek to find out which orchids grow best indoors.
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Juzgamiento de Orquideas AOS con Manny Aybar

Manny Aybar
Thursday, June 19th, 2025
8:30 PM - 9:30 PM EST
Únete a Manny Aybar, juez certificado por la AOS en una sesión especial para nuestros amigos de habla hispana donde compartirá sus más de 20 años de experiencia en la evaluación y juzgamiento de orquídeas. Join AOS-certified orchid judge Manny Aybar as he leads a special session for our Spanish-speaking friends, drawing on over 20 years of judging experience.
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Greenhouse Chat July 2025

Ron McHatton
Wednesday, July 2nd, 2025
8:30 PM – 9:30 PM EDT EST
Join Dr. Ron McHatton as he answers your questions about all things orchids. Please send your question and pictures to Sandra Svoboda at greenhousechat@aos.org by June 30, 2005.
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Greenhouse Chat August 2025

Ron McHatton
Thursday, August 7th, 2025
8:30 PM – 9:30 PM EDT EST
Join Dr. Ron McHatton as he answers your questions about all things orchids. Please send your question and pictures to Sandra Svoboda at greenhousechat@aos.org by August 4, 2005.
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Pest Management Techniques for Indoor Orchids with Ron McHatton

Ron McHatton
Thursday, September 11th, 2025
8:30 PM - 9:30 PM EST
Raising orchids indoors creates its own set of problems for pest management. Join Ron McHatton as he explores the best methods for indoor pest management.
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Recorded Webinars

See upcoming orchid webinars above

Public
Member-Only

Greenhouse Chat June 2025

Ron McHatton
Tuesday, June 3rd, 2025
8:30 PM – 9:30 PM EST EST
Join Dr. Ron McHatton as he answers your questions about all things orchids. Please send your question and pictures to Sandra Svoboda at greenhousechat@aos.org by June 1, 2025.
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AOS 7th Culture Day

"Orchids - From Seed to Success"
Sunday, May 18th, 2025
11 AM - 3:30 PM EDT EST
With Featured Speakers: Adam Karremans, Keith and Dina Emig, Allen Black, and Manny Aybar
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Calming Your Fears About Repotting Your Orchids with Janeil Payne

Janeil Payne
Thursday, May 15th, 2025
8:30 PM - 9:30 PM EDT EST
Janeil discusses the best media and techniques to use when repotting your orchids.
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Greenhouse Chat May 2025

Ron McHatton
Thursday, May 8th, 2025
8:30 PM – 9:30 PM EST EST
Listen as Dr. Ron McHatton answers questions that were submitted in advance of the recording. Should you have questions that you would like to submit, please forward them along with photographs to Sandra Svoboda at greehousechat@aos.org at least 3 days prior to the next scheduled Greenhouse Chat.
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Growing Orchids Indoors and in Terrariums with Chris Satch

Chris Satch
Wednesday, April 16th, 2025
8:30 PM - 9:30 PM EDT EST
Chris will tell us about the successes and pitfalls of growing orchids indoors and in terrariums.
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American Orchid Society Members’ Meeting 04-12

AOS
Saturday, April 12th, 2025 - Sunday, April 13th, 2025
9:00 PM to 12:00 AM EST
THIS IS YOUR AOS!! COME HEAR WHAT IS GOING ON IN A VIRTUAL TOWN HALL FORMAT MEETING.
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Greenhouse Chat April 2025

Ron McHatton
Thursday, April 3rd, 2025
8:30 PM – 9:30 PM EST EST
Listen as Dr. Ron McHatton answers questions that were submitted in advance of the recording. Should you have questions that you would like to submit, please forward them along with photographs to Sandra Svoboda at greehousechat@aos.org at least 3 days prior to the next scheduled Greenhouse Chat.
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Why Won't It Bloom?

Ron McHatton
Wednesday, March 5th, 2025
8:30 PM – 9:30 PM EST EST
Orchid Q&A. Get answers to questions you did not even know you had.
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Inorganic Potting Media: Never Repot Again with Harvey Brenneise, Part 2

Harvey Brenneise
Wednesday, February 12th, 2025
8:30 PM EST EST
Harvey reviews the various inorganic media with a focus on semi-hydroponic orchid growing. Second of a two-part series.
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Greenhouse Chat February 2025

Ron McHatton
Wednesday, February 5th, 2025
8:30 PM EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Inorganic Potting Media: Never Repot Again with Harvey Brenneise, Part 1

Harvey Brenneise
Thursday, January 9th, 2025
8:30 PM EST EST
Harvey reviews the various inorganic media with a focus on semi-hydroponic orchid growing. First of a two-part series.
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Greenhouse Chat January 2025

Ron McHatton
Thursday, January 2nd, 2025
8:30 PM EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Greenhouse Chat November 2024

Ron McHatton
Tuesday, November 19th, 2024
8:30 PM EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Citizen Scientists Meet Native Orchids

Bob Sprague
Tuesday, November 12th, 2024
8:30 PM – 9:30 PM EST EST
Bob talks about the work of orchid enthusiasts studying and caring for native orchids and their habitat.
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AOS CULTURE DAY "KNOW MORE NOVEMBER: ORCHID CULTURE, CONSERVATION AND YOU!"

John Romano, Jason Fischer, Lucy Matos-Lodato, Keith Clark, and Ben Oliveros
Sunday, November 10th, 2024
11 AM - 3:30 PM EST EST
WATCH THIS RECORDED CULTURE DAY FROM NOVEMBER 10, 2024
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Greenhouse Chat October 2024

Ron McHatton
Tuesday, October 15th, 2024
8:30 – 9:30 pm EDT EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Documentation and Conservation of Chikanda Orchids in the Highlands of Southern Tanzania

Peter Zale
Thursday, October 10th, 2024
8:30 PM – 9:30 PM EDT EST
Peter Zale of Longwood Gardens presents information on this important conservation effort.
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New and Novel Hybrids at the Longwood Gardens, and How to Grow Them

Greg Griffis
Tuesday, September 10th, 2024
8:30 PM EDT EST
Join Greg Griffis as he takes us on a tour at Longwood Gardens to see the beautiful hybrids they have been raising there, and learn how to grow them, especially the unusual ones.
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Greenhouse Chat September 2024

Ron McHatton
Thursday, September 5th, 2024
8:30 – 9:30 pm EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Orchids for Everyone: Native Orchids of Pennsylvania and the Mid-Atlantic Region – Module 6 of the Master Gardener Series

Bob Sprague
Thursday, August 1st, 2024
8:30 PM EST
INVITE YOUR ATTENDEES
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Orchids for Everyone: Pests, Diseases, and Troubleshooting Problems – Module 5 of the Master Gardener Series

Ron McHatton
Wednesday, July 31st, 2024
8:30 PM EST
INVITE YOUR ATTENDEES
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Orchids for Everyone: General Orchid Care – Module 4 of the Master Gardener Series

Russ Vernon
Tuesday, July 30th, 2024
8:30 PM EST
INVITE YOUR ATTENDEES
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Orchids for Everyone: How to Repot, Divide and Mount Orchids – Module 3 of the Master Gardener Series

Jay Balchan
Monday, July 29th, 2024
8:30 PM EDT EST
INVITE YOUR ATTENDEES
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Orchids for Everyone: The Most Popular Orchid Genera and How to Identify Them – Module 2 of the Master Gardener Series

Janeil Payne and David Vandenbroek
Sunday, July 28th, 2024
8:30 PM EST
INVITE YOUR ATTENDEES
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Orchids for Everyone: Introduction to Orchids – Module 1 of the Master Gardener Series

Barb Schmidt
Saturday, July 27th, 2024
8:30 PM EST
INVITE YOUR ATTENDEES
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Greenhouse Chat July 2024

Ron McHatton
Tuesday, July 9th, 2024
8:30 PM - 9:20 PM EDT EST
Join Dr. Ron McHatton as he answers questions about all things orchids.
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Species Identification Task Force (SITF) Overview

Art Pinkers
Tuesday, June 11th, 2024
8:30 PM - 9:30 PM EDT EST
Join AOS Judge and photographer Art Pinkers as he delves into the SITF. How Do You Do That Again? Why do we do what we do in SITF? Tools of the Trade and the Process.
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Greenhouse Chat June 2024

Ron McHatton
Wednesday, June 5th, 2024
8:30 PM - 9:20 PM EDT EST
Join Dr. Ron McHatton as he answers questions about all things orchids.
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Take a Trip to Taiwan, the World Orchid Conference with Carol Klonowski

Carol Klonowski
Thursday, May 16th, 2024
8:30 pm EST EST
Carol takes us to Taiwan for the 2024 World Orchid Conference, and the TOGA show, occurring together for the first time.
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Greenhouse Chat May 2024

Ron McHatton
Thursday, May 9th, 2024
8:30 PM EST EST
Join Dr. Ron McHatton as he answers questions about all things orchids.
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Viruses in Orchids, Symptoms, Spread and Sanitation

John Hammond
Wednesday, April 17th, 2024
8:30 PM EST EST
Invite your attendees
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Greenhouse Chat April 2024

Ron McHatton
Wednesday, April 10th, 2024
8:30 PM EST EST
Join Dr. Ron McHatton as he answers your questions about all things orchids.
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AOS Meeting of the Members April 2024

Cheryl Erins
Friday, April 5th, 2024
9:00 AM EST EST
Invite your attendees
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Judges Forum: What's New in Judging Education

Jean Allen-Ikeson
Wednesday, April 3rd, 2024
7 - 9 PM EST EST
Invite your attendees
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Designing and Building Home Greenhouses

Jean Allen-Ikeson
Thursday, March 14th, 2024
8:30 PM EST
Learn about the tricks of the trade for designing and installing home greenhouses for orchids.
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Greenhouse Chat March 2024

Ron McHatton
Tuesday, March 5th, 2024
8:30 PM EST EST
Listen as Dr. Ron McHatton answers questions that were submitted in advance of the recording. Should you have questions that you would like to submit, please forward them along with photographs to Sandra Svoboda at greehousechat@aos.org at least 3 days prior to the next scheduled Greenhouse Chat.
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AOS CULTURE DAY ‘SWING INTO SPRING WITH ORCHIDS"

Cheryl Erins, et al
Sunday, March 3rd, 2024
11:00 AM EST (10:00 AM CST, 8:00 AM PST) EST
The AOS is proud to present its 5th Orchid Culture Day! ‘SWING INTO SPRING WITH ORCHIDS'. Explore the wonders of four fascinating genera. Only $35 for an all-day seminar with four great speakers and programs.
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Greenhouse Chat February 2024

Ron McHatton
Thursday, February 8th, 2024
8:30 PM EST EST
Join Dr. Ron McHatton as he answers your questions about all things orchids.
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Phalaenopsis: From Soup to Nuts with David Edgley

David Edgley
Wednesday, February 7th, 2024
8:30 PM EST EST
Join Accredited Judge and Chair of the AOS Judging Committee, David Edgley, for a wonderful panorama of Phalaenopsis breeding and the culture needed to grow these delightful orchids.
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Multifloral Paphiopedilums with Carol Klonowski

Carol Klonowski
Tuesday, January 23rd, 2024
8:30 PM EST EST
Join Carol Klonowski as she takes us on a tour of the various species and hybrids and what influences the breeding.
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Greenhouse Chat January 2024

Ron McHatton
Wednesday, January 3rd, 2024
Orchid Related questions, answered by AOS experts.
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Greenhouse Chat November 2023

Ron McHatton
Thursday, November 16th, 2023
Orchid Related questions, answered by AOS experts.
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Brassavola

Beth Martin
Wednesday, November 15th, 2023
8:30 PM EST EST
AOS Accredited Judge Beth Martin presents Brassavola, a beautiful and graceful orchid
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AOS Meeting of the Members October 2023

Officers and Trustees of the AOS
Saturday, October 28th, 2023
2 PM EST EST
The AOS semi-annual members’ meeting.
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Judges' Forum—Judging Today’s Mini Cattleyas

Peter T. Lin
Wednesday, October 25th, 2023
Peter T. Lin presents a seminar on how to judge mini-catts (mini-cattleyas) with practice judging.
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Greenhouse Chat October 2023

Ron McHatton
Tuesday, October 17th, 2023
8:30 PM EDT EST
Orchid Related questions, answered by AOS experts.
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Lycaste, Current Trends in Hybridizing and Judging

Tim Culbertson
Thursday, October 12th, 2023
8:30 PM EDT EST
Tim Culbertson, noted hybridizer and AOS judge, takes us through Lycaste, with his perspectives on judging to help us to understand what breeders are striving for to satisfy purchasers.
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Greenhouse Chat September 2023

Ron McHatton
Thursday, September 21st, 2023
8:30 PM EDT EST
Orchid Q&A. Find answers to questions you did not even know you had.
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Virtual Judging as a Training and Educational Exercise

Sergey Skoropad
Tuesday, September 19th, 2023
8:30 PM EDT EST
Sergey Skoropad, an AOS Orchid Judge, shares the successful experience of Virtual Judging as a training and educational exercise.
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Color Inheritance Patterns in Orchids

Dr. Ron McHatton
Tuesday, September 5th, 2023
Dr. McHatton discusses the intricacies of color, color pigments and how the beautiful colors of our awarded orchids are inherited.
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AOS Judges Forum: Judging Vanda falcata and its colored flower hybrids

Peter T. Lin
Tuesday, August 15th, 2023
Peter T. Lin takes the confusion out of naming Vanda falcata forms for the AOS judging system to conform with information from RHS and Laura Newton.
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OrchidPro Tutorial

Deb Bodei and Laura Newton
Friday, August 4th, 2023
OrchidPro Workshop at the Okla. OS at their February meeting.
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Stanhopea tigrina and Judging Stanhopeas

Deb Boersma
Thursday, July 27th, 2023
Learn about Stanhopea tigrina & its hybrids, judging them, what the floral parts are and how to write award descriptions.
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Judges Forum Using Research Resources for Judges

Jean Allen-Ikeson
Thursday, July 27th, 2023
Research hints and locations for Presentations, Judging Homework, Papers/Articles or at the Judging Table
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Beautiful Soft-leaved Orchids

Tim Culbertson
Thursday, July 20th, 2023
8:30 PM EST EST
Join Tim Culbertson as he takes us on a tour of lovely orchids that we don't typically see in collections.
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Greenhouse Chat July 2023

Ron McHatton
Tuesday, July 11th, 2023
8:30 – 9:30 pm EST EST
Greenhouse Chat July 2023
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Dendrobium Orchids and Medicine

Jacqui Bowman
Tuesday, July 11th, 2023
Orchids have been used in medicine for hundreds of years, especially in Asian cultures. In 2021, the AOS Education Committee gave a grant to Jacqui Bowman of the College of Physicians of Philadelphia - Mütter Museum for a project titled, "Dendrobium Orchids and Medicine"
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Dendrobiums of New Guinea

Carol Klonowski
Thursday, June 15th, 2023
Join Carol Klonowski, an AOS judge, as she takes to the jungles of New Guinea for a fascinating tour of orchids that grow nowhere else.
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Greenhouse Chat June 2023

Ron McHatton
Thursday, June 8th, 2023
8:30 – 9:30 pm EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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He Came from the Land Down Under

Tom Mirenda
Tuesday, May 16th, 2023
Join Tom Mirenda for a fascinating trip to the land down under.
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Greenhouse Chat May 2023

Ron McHatton
Thursday, May 11th, 2023
Greenhouse Chat Index May 2023
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Annual Members’ Meeting, San Diego, CA

Jay Balchan
Saturday, April 22nd, 2023
12:00 PM EST EST
The AOS Annual Members’ Meeting in San Diego, California (April 22, 2023).
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Greenhouse Chat April 2023

Ron McHatton
Thursday, April 13th, 2023
Listen as Dr. Ron McHatton answers questions that were submitted in advance of the recording. Should you have questions that you would like to submit, please forward them along with photographs to Sandra Svoboda at greehousechat@aos.org at least 3 days prior to the next scheduled Greenhouse Chat.
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Heirloom Cattleyas

David Toyoshima
Wednesday, April 12th, 2023
David Toyoshima is a long-time cattleya enthusiast. David will share his fascination about his beloved, heirloom cattleyas and other historically significant orchids.
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DRACULA.....Whimsical Monsters of the Orchid World

Tom Etheridge
Thursday, March 16th, 2023
Join Tom Etheridge, AOS judge and former trustee and officer, as he takes us through the mysterious world of Draculas. See why they are named “Dracula.”
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Greenhouse Chat March 2023

Ron McHatton
Thursday, March 9th, 2023
Greenhouse Chat Index March 2023
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The Culture Grid: A simplified Approach to Cultural Diversity in Orchids

Catherine Higgins
Tuesday, February 28th, 2023
Join Catherine Higgins, AOS judge and AOS Trustee, to hear about an interesting way to consider all the diverse cultural requirements and diversity in orchids.
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AOS 4th Orchid Culture Day “WINTER BLUES”

Fred Clarke, Carson Whitlow, Leslie Ee, Rob Griesbach
Sunday, February 12th, 2023
10 AM - 3 PM CST EST
Registration $30.00. Topics include Modern Blue Cattleyas, From the Beginning, Blue Cattleyas, chronicling the attempts to develop blue cattleyas, Blue Phalaenopsis: How Indigos Can Help, and Breeding Blue Flowers. Click LEARN MORE for further details.
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Greenhouse Chat February 2023

Ron McHatton
Tuesday, February 7th, 2023
Greenhouse Chat Index February 2023
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New Directions in Zygopetalinae

Tim Culbertson
Thursday, January 5th, 2023
Learn about Zygopetalums and the breeding lines from around the world.
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Greenhouse Chat January 2023

Ron McHatton
Wednesday, January 4th, 2023
Greenhouse Chat Index January 2023
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AOS 3rd Orchid Culture Day

Russ Vernon, Peter T. Lin, Ron McHatton, Tom Mirenda
Sunday, December 4th, 2022
11 AM - 4 PM EST EST
Topics include Dendrobium Species and their Culture, Oncidium: Concern, Confusion and Culture, Effective Pest Management, How Habitat Informs Culture: Lessons Learned from a World Traveler.
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DISAS, Flowers of the Rainbow

Michael Tibbs
Sunday, November 13th, 2022
Michael Tibbs discusses the care and breeding of Disas, the most gorgeous of orchids.
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Greenhouse Chat November 2022

Ron McHatton
Tuesday, November 8th, 2022
8:30 PM – 9:30 PM EST EST
Orchid Q&A. Find answers to questions you did not even know you had.
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2022 AOS Fall Meeting of the Members & Town Hall

AOS
Saturday, October 29th, 2022
9 AM PST EST
Learn about the current plans & projects for the American Orchid Society, as well as task accomplished in the last six months.
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Judges Forum: Myths & Misconceptions in Judging

Jean Allen-Ikeson
Wednesday, October 26th, 2022
Please join Jean Allen-Ikeson, National Education Coordinator for the AOS Judging Committee, for a lively discussion on myths and misconceptions encountered in judging.
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How to be AOS Team Captain: suitable for group discussion

Jean Allen-Ikeson
Sunday, October 16th, 2022 - Friday, April 19th, 2024
What makes a good AOS Team Captain: how to, things to remember, and responsibilities of the captain as well as the team members.
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Greenhouse Chat October 2022

Ron McHatton
Thursday, October 13th, 2022
Greenhouse Chat Index October 2022
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Those Amazing Masdevallias

Sandra Tillisch Svoboda
Wednesday, October 5th, 2022
A review of some amazing Masdevallia species and their culture.
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Paphiopedilum venustum-a flower for the ages!

Leslie Ee
Monday, September 19th, 2022
Paph. venustum, the pauper prince of the Dragon Kingdom
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Greenhouse Chat September 2022

Ron McHatton
Tuesday, September 13th, 2022
Greenhouse Chat Index September 2022
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Greenhouse Chat July 2022

Ron McHatton
Tuesday, July 19th, 2022
Grow your knowledge and join AOS Education and Science Officer, Ron McHatton, for a fun filled hour of orchid questions and answers.
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Philippine Bulbophyllums

Jim Cootes
Tuesday, June 7th, 2022
Join author and Philippine expert Jim Cootes for a survey of Bulbophyllum species found in the Philippines.
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Judging Exhibits

Deb Bodei
Wednesday, May 18th, 2022
8:30 pm EDT EST
Learn about color flow and the judging point scale.
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Greenhouse Chat May 2022

Ron McHatton
Tuesday, May 17th, 2022
Everything You Wanted to Know About Pots and Potting Media.
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The Birds, The Bees, and the Orchids

Doug Martin
Wednesday, May 4th, 2022
So how DO these flowers reproduce...what pollinates them?
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Evolution of LED Lighting, part 2

Leslie Ee
Tuesday, April 19th, 2022
Part two of the evolution of LED Lighting and options for their use growing Orchids.
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American Orchid Society Members’ Meeting Spring 2022

AOS
Friday, April 8th, 2022
This is the American Orchid Society Semi-Annual Members'being streamed online for those unable to attend in person.
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Point Scales

Jean Allen-Ikeson, Deb Boersma and Laura Newton
Thursday, April 7th, 2022
Getting to the point of judging point scales and how to best apply them.
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Greenhouse Chat March 2022

Ron McHatton
Thursday, March 24th, 2022
03-24-2022 EST
Orchid related questions, answered by AOS experts.
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The Story of Jewel Orchids

Nicholas Rust
Wednesday, March 16th, 2022
Learn about these fascinating orchids that are grown for foliage as much as for their flowers.
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Judging Bulbophyllums

Charles Wilson
Saturday, March 12th, 2022
8:30 pm EDT EST
Learn the finer points of judging this diverse genus with Charles Wilson.
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Judging Draculas

Tom Etheridge
Monday, March 7th, 2022
03-07-2022 EST
How to Judge Draculas: Even Monsters Can be Beautiful!
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Greenhouse Chat February 2022

Ron McHatton
Wednesday, February 23rd, 2022
Orchid related questions, answered by AOS experts.
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Judging Odontoglossums

Tom Etheridge
Sunday, February 20th, 2022
8:30 pm EST EST
This talk relates historical aspects of classic Odontoglossum breeding to current AOS judging practice.
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Judging Ethics

Carrie Buchman
Sunday, February 20th, 2022
02-20-2022 EST
A review and interactive program for discussion on the Code of Conduct and Ethics for AOS Judges.
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Evolution of LED Lighting

Kelly McCracken
Tuesday, February 15th, 2022
Evolution of LED Lighting and options for their use growing Orchids.
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AOS 2nd CULTURE DAY

Kim Feddersen, Jason Fischer, Bob Fuchs, and Brenda Oviatt
Saturday, January 29th, 2022
The AOS brings you four distinguished speakers on selected aspects of the Aeridinae and Angraecinae (commonly referred to as the Vanda and Angraecum Alliance) which follows our ORCHIDS magazine supplement on the Aeridinae.
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Judges' Forum: Nomenclature

Jean Allen-Ikeson
Tuesday, January 25th, 2022
Orchid names and judging.
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Greenhouse Chat January 2022

Ron McHatton
Tuesday, January 18th, 2022
Orchid related questions, answered by AOS experts.
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Miltoniopsis—JudgingThe Pansy Orchid

Mark Whelan
Tuesday, January 11th, 2022
Mark Whelan explains the criteria for awarding Miltoniopsis species and hybrids.
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Greenhouse Chat November 2021

Ron McHatton
Wednesday, November 17th, 2021
Orchid related questions, answered by AOS experts.
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The Process of Judging

Jean Allen-Ikeson
Monday, November 15th, 2021
8:30 pm EST EST
Why judge orchids?
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Judging Novelty Phalaenopsis

David Edgley
Sunday, November 14th, 2021
8:30 pm EST EST
Judging Novelty Phalaenopsis, a background and review of recent awards.
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Judging Albas

Susan Wilson
Thursday, November 11th, 2021
8:00 pm EST EST
Join Susan Wilson as she presents the criteria for judging alba orchid flowers.
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A Tour of the Huntington Orchid Collection

Brandon Tam
Tuesday, November 9th, 2021
A Tour of the Huntington Orchid Collection with Brandon Tam.
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The Story of Black Orchids

Leslie Ee
Thursday, October 21st, 2021
Learn how breeders have developed these flowers of legends with Leslie Ee.
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Greenhouse Chat October 2021

Ron McHatton
Tuesday, October 5th, 2021
Orchid related questions, answered by AOS experts.
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Sarcochilus, The Australian Miniatures

Jean Allen Ikeson
Thursday, September 16th, 2021
Jean Allen Ikeson will present an overview of the species and hybrid directions of these popular monopodial orchids.
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Greenhouse Chat September 2021

Ron McHatton
Thursday, September 2nd, 2021
Orchid related questions, answered by AOS experts.
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Leafless Orchids

Mary Mancini
Wednesday, August 18th, 2021
Join Mary Mancini as she explains the life cycle of leafless orchids and how they have adapted.
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Substance and Texture

Jean Allen-Ikeson
Monday, August 16th, 2021
8:30 EDT EST
Substance and Texture
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Judging Tiny Slippers

Deborah Boersma
Monday, August 9th, 2021
8:30 EDT EST
Judging Tiny Slippers
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Greenhouse Chat August 2021

Ron McHatton
Thursday, August 5th, 2021
Orchid related questions, answered by AOS experts.
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Measuring for AOS Awards

Jean Allen-Ikeson
Sunday, August 1st, 2021
8:30 PM EDT EST
Measuring for AOS Awards
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Cyrtochilum, a Little Gem

Leslie Ee
Thursday, July 15th, 2021
Join Leslie Ee as he discusses the wonderful little gem Cyrtochilum.
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CBM to CBR and CHM

Jean Allen-Ikeson and Peter Poot
Monday, July 12th, 2021
8:30 PM EST EST
Botanical awards...what's the difference?
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Greenhouse Chat July 2021

Ron McHatton
Tuesday, July 6th, 2021
Orchid related questions, answered by AOS experts.
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Greenhouse Chat June 2021

Ron McHatton
Thursday, June 17th, 2021
Orchid related questions, answered by AOS experts.
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Prosthechea karwinskii in Mexico

Julia Douglas
Thursday, May 13th, 2021
Join Julia Douglas as she shows how populations of Prosthechea karwinskii are (formerly Encyclia citrina) being restored in Oxaca, Mexico.
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Greenhouse Chat May 2021

Ron McHatton
Tuesday, May 4th, 2021
Orchid related questions, answered by AOS experts.
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Deflasking and Potting Up Best Practices

George Hatfield
Tuesday, April 20th, 2021
Learn how to remove seedlings from a flask and increase your survival rate.
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Greenhouse Chat April 2021

Ron McHatton
Wednesday, April 14th, 2021
Orchid related questions, answered by AOS experts.
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Judging Tiny Flowers

Carrie Buchman
Wednesday, March 10th, 2021
8:30 PM EST EST
Join Carrie Buchman as she presents the qualities to consider when judging flowers that can posess amazing jewel-like beauty in a tiny package.
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Angrecoid Hybrids

Beth Martin
Tuesday, March 9th, 2021
Join Beth Martin as he presents a survey of hybrids and awards in Angrecoid breeding.
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Orchid Exhibits, Design and judging

Terry Kennedy
Tuesday, March 2nd, 2021
8:30 PM EST EST
Judging Exhibits
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Judging Cultural Awards

Jean Allen-Ikeson
Thursday, February 25th, 2021
2:30 PM EST EST
CCM-CCE
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Come Join Us

Jean Allen-Ikeson
Thursday, February 25th, 2021
1:30 PM EST EST
An introduction to the wonderful world of becoming an AOS judge.
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Native Orchids of the U. S. Heartland

Doug Martin
Tuesday, February 16th, 2021
Learn about the native orchids found in the middle states of the US.
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Making Better Judging Presentations

Jean Allen-Ikeson
Thursday, February 11th, 2021
8:00 - 10:00 PM EST EST
Discussion of judging matters
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Greenhouse Chat February 2021

Ron McHatton
Tuesday, February 9th, 2021
Orchid related questions, answered by AOS experts.
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AOS 1st CULTURE DAY

Kristin Uthus, Francisco Miranda, Ron McHatton, Dave Sorokowsky, and Alan Koch
Saturday, February 6th, 2021
11 AM ET EST
The First AOS ORCHID CULTURE DAY! included multiple speakers presenting topics to help you grow orchids successfully.
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Mounting Orchids

Michael Coronado
Wednesday, January 13th, 2021
8:30pm EST EST
Learn how to mount your orchids.
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Greenhouse Chat January 2021

Ron McHatton
Thursday, January 7th, 2021
Orchid related questions, answered by AOS experts.
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Ghost Orchid in Florida and Cuba

Larry Zettler
Wednesday, December 16th, 2020
A Conservation UPDATE- Ghost Orchid in Florida and the Guanahacabibies Cuban National Park
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Greenhouse Chat December 2020

Ron McHatton
Wednesday, December 2nd, 2020
Orchid related questions, answered by AOS experts.
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Greenhouse Chat November 2020

Ron McHatton
Tuesday, November 10th, 2020
Orchid related questions, answered by AOS experts.
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Colombian Orchid Adventure

Ron Parsons
Thursday, November 5th, 2020
Join Ron Parsons, renowned photographer, on his travels in Colombia.
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American Orchid Society Members’ Meeting 10-20

AOS
Saturday, October 24th, 2020
Ray Barkalow, of First Rays Orchids, shows us how we can successfully grow orchids semi-hydroponically and the theory behind it. Ray pioneered the technique which is now being adapted in various forms.
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Paphs! Their care and Understanding

Dave Sorokowsky
Tuesday, October 20th, 2020
Join Dave Sorokowsky for some great tips for growing these popular slipper orchids.
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Greenhouse Chat October 2020

Ron McHatton
Tuesday, October 6th, 2020
8:30pm EDT EST
Orchid Q&A
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Encyclia, a Look at the Species and Hybrids

Mike Curtin
Thursday, September 10th, 2020
Join Mike Curtin for a survey of popular Encyclia species being used to create stunning hybrids.
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Greenhouse Chat September 2020

Ron McHatton
Tuesday, September 1st, 2020
Orchid related questions, answered by AOS experts.
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The Genus Maxillaria

Eric Sauer
Wednesday, August 26th, 2020
Discover the fascinating genus, Maxillaria with Eric Sauer.
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Greenhouse Chat August 2020

Ron McHatton
Thursday, August 13th, 2020
Orchid related questions, answered by AOS experts.
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Digital Culture and Improving Orchid Outcomes

Bill Bodei
Wednesday, July 22nd, 2020
The internet is an amazing resource full of information about orchids!
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Greenhouse Chat July 2020

Ron McHatton
Tuesday, July 14th, 2020
Orchid related questions, answered by AOS experts.
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Coelogyne culture

Charles Wilson
Tuesday, June 23rd, 2020
Learn about the fascinating genus. Coelogyne.
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Greenhouse Chat June 2020

Ron McHatton
Tuesday, June 16th, 2020
Orchid related questions, answered by AOS experts.
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Australian Dendrobiums with Fred Clarke

Fred Clarke
Thursday, May 21st, 2020
Learn about exciting new hybrids based on Austrailan dendrobiums from the section Dendrocoryne with Fred Clarke.
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Best Practice for Buying Plants

Erik Sauer,
Monday, May 18th, 2020
Erik Sauer will explain what to look for when buying orchids so that you can be sure to get healthy plants that will thrive.
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Greenhouse Chat May 2020

Ron McHatton
Tuesday, May 12th, 2020
Orchid related questions, answered by AOS experts.
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Greenhouse Chat April 2020

Ron McHatton
Tuesday, April 28th, 2020
Orchid related questions, answered by AOS experts.
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OrchidPro for Judges

Laura Newton
Tuesday, April 21st, 2020
Discover the power behind the new AOS orchid program. Learn how to compare results and average award scores, search progeny and view family tree.
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OrchidPro - Learning to Use it

Laura Newton
Tuesday, April 14th, 2020
Discover the power behind the new AOS orchid program. Learn how to compare results and average award scores, search progeny and view family tree.
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A Junior Orchid Show

Barbara Schmidt
Tuesday, March 31st, 2020
Barb Schmidt has been growing orchids for 15 years and is a member of the AOS Education Committee.
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Greenhouse Chat March 2020

Ron McHatton
Thursday, March 19th, 2020
Orchid related questions, answered by AOS experts.
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Greenhouse Chat February 2020

Ron McHatton
Tuesday, February 18th, 2020
Orchid related questions, answered by AOS experts.
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Large-flowered Cattleya Species

Art Chadwick
Tuesday, February 11th, 2020
Long known as a fixture among Mid-Atlantic orchid nurseries, Chadwick Orchids has made a name for itself with large-flowered Cattleya species and hybrids.
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Greenhouse Chat January 2020

Ron McHatton
Thursday, January 16th, 2020
Orchid related questions, answered by AOS experts.
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Orchid Travels in Peru with Ken Jacobsen

Ken Jacobsen
Thursday, January 9th, 2020
Join AOS judge Ken Jacobsen on an orchid adventure in Peru, home of both cool and warm growing orchids. First class seating!
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Conservation of Sacoila lanceolata in Florida, A Tale of Success

Jennifer Reinoso
Tuesday, December 10th, 2019
Join Jennifer Reinoso as she describes how a group of dedicated volunteers saved a once-common Florida native orchid.
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How to Buy and Grow Bulbophyllums

Charles Wilson
Tuesday, November 12th, 2019
All about bulbophyllums
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Greenhouse Chat November 2019

Ron McHatton
Thursday, November 7th, 2019
Orchid related questions, answered by AOS experts.
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Conservation & Ecology of Western North American Cypripediums

Tara Luna
Monday, October 7th, 2019
8:30 PM - 9:30 PM EDT EST
Ecology of Western Lady's Slippers
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Greenhouse Chat October 2019

Ron McHatton
Thursday, October 3rd, 2019
Orchid related questions, answered by AOS experts.
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Orchid Gardens of Latin American

Tom Mirenda
Wednesday, September 18th, 2019
Tom Mirenda takes us on a tour of Latin America's fabulous orchid gardens.
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Greenhouse Chat September 2019

Ron McHatton
Thursday, September 5th, 2019
Orchid related questions, answered by AOS experts.
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Judging Vandas with Robert Fuchs

Robert Fuchs
Tuesday, August 27th, 2019
World famous grower and breeder of award winning Vanda hybrids. Robert Fuchs, will cover what to look for when judging Vanda hybrids and species.
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Greenhouse Chat August 2019

Ron McHatton
Thursday, August 8th, 2019
Orchid related questions, answered by AOS experts.
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Greenhouse Chat July 2019

Ron McHatton
Thursday, July 18th, 2019
Orchid related questions, answered by AOS experts.
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The Story of White Cattleyas

Jean Ikeson
Thursday, July 11th, 2019
Join Jean Ikeson, AOS Judge, as she takes us on a journey through time to see trends in breeding and awarding of white cattleyas.
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Greenhouse Chat June 2019

Ron McHatton
Thursday, June 13th, 2019
Orchid related questions, answered by AOS experts.
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The Care and Feding of Stanhopea

Inge Poot
Wednesday, June 5th, 2019
Join Inge Poot, AOS Judge Emeritus, from the Toronto Judging Center as she discusses how to grow Stanhopea.
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Asian Cymbidiums

Ken Jacobsen
Thursday, May 16th, 2019
Join AOS Accredited Judge, Ken Jacobsen, as he as he presents an overview of Asian Cymbidium species and hybrids, often valued as much for their foliage as their flowers.
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Greenhouse Chat May 2019

Greenhouse Chat May 2019
Tuesday, May 7th, 2019
Watch on demand EST
Orchid Q&A
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How to Grow Habenarias

Jim Heilig
Thursday, April 18th, 2019
Jim Heillig will discuss how to culture these exotic deciduous terrestrials.
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Greenhouse Chat April 2019

Ron McHatton
Tuesday, April 9th, 2019
Watch on demand EST
Orchid Q&A
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Greenhouse Chat March 2019

Ron McHatton
Tuesday, March 26th, 2019
Orchid related questions, answered by AOS experts.
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Choosing the Best Plants

Lois Cinert
Tuesday, March 12th, 2019
How do you buy the best plant for your collection? Join Lois Cinert, AOS Judge, to learn how to recognize a good orchid.
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Greenhouse Chat February 2019

Ron McHatton
Tuesday, February 26th, 2019
Orchid related questions, answered by AOS experts.
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Growing Cymbidiums

George Hatfield
Wednesday, February 13th, 2019
Cultural Techniques for Growing Award Winning Cymbidiums by legendary grower George Hatfield.
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Greenhouse Chat January 2019

Ron McHatton
Tuesday, January 29th, 2019
Orchid related questions, answered by AOS experts.
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Cattleya Species Culture

Bill Rogerson
Thursday, January 10th, 2019
Join master cattleya grower, Bill Rogerson , as he explains his sure fire method for understanding how to grow cattleyas to perfection.
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Greenhouse Chat December 2018

Ron McHatton
Tuesday, December 18th, 2018
Orchid related questions, answered by AOS experts.
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Discovering the Orchids of Ecuador

Nile Dusdieker
Thursday, November 15th, 2018
Join Nile Dusdieker as he takes us up and down and around the mountains of Ecuador in search of orchids in their native habitats.
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Los Pleurothallidinae y sus polinizadores

Adam Karremans
Wednesday, November 14th, 2018
Join Adam Karremans from Costa Rica, a Spanish language webinar, and learn about the amazing Pleurothallid Orchids and the pollinators.
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Greenhouse Chat November 2018

Ron McHatton
Wednesday, November 7th, 2018
Watch on demand EST
Orchid Q&A
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Greenhouse Chat October 2018

Ron McHatton
Thursday, October 18th, 2018
Orchid related questions, answered by AOS experts.
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Orchiata Bark, What is Everyone Talking about?

Garry Clark
Tuesday, October 9th, 2018
Join Garry Clark, Group General Manager from BesGrow and learn all about the potting media Orchiata. Learn what it is, how it is made, and all the uses for your orchids.
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Judging Webinar: Judging the Oncidiinae

Ron Midgett
Tuesday, September 18th, 2018
Join noted speaker and orchid breeder, Ron Midgett as he discusses the history and judging trends for this complex group, the Oncidiinae, that have had so many names.
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Greenhouse Chat September 2018

Ron McHatton
Wednesday, September 5th, 2018
Orchid related questions, answered by AOS experts.
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Greenhouse Chat August 2018

Ron McHatton
Tuesday, August 14th, 2018
Orchid related questions, answered by AOS experts.
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The Pleurothallidinae and their Pollinators

Adam Karremans
Wednesday, August 8th, 2018
Come learn about the amazing Pleurothallid Orchids and the pollinators who make them possible. Adam Karremans from Costa Rica will share his WOC presentation!
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The Ghost Orchid Demystified

Dr. Lawrence Zettler
Thursday, July 19th, 2018
8:30 PM - 9:30 PM EDT EST
All about Florida's ghost orchid
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Greenhouse Chat July 2018

Ron McHatton
Thursday, July 12th, 2018
Orchid related questions, answered by AOS experts.
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Big lip Phalaenopsis, a judging webinar

Tom Harper
Thursday, June 7th, 2018
Tom Harper will show and discuss the explosion of big lipped Phalaenopsis and how judges look at them. Are they better than parents? Are they worth awards?
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Greenhouse Chat May 2018

Ron McHatton
Wednesday, May 16th, 2018
Orchid related questions, answered by AOS experts.
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Green With Envy

Ron Midgett
Tuesday, May 8th, 2018
Join noted speaker and orchid breeder, Ron Midgett as he discusses the history and breeding trends with those gorgeous green cattleyas.
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Greenhouse Chat April 2018

Ron McHatton
Tuesday, April 24th, 2018
Watch on demand EST
Orchid Q&A
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Judging Bulbophyllum echinolabium

Laura Newton
Tuesday, April 10th, 2018
Join AOS accredited judge and awards registrar Laura Newton as she details what to look for when scoring judging Bulbophyllum echinolabium and its hybrids.
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Greenhouse Chat March 2018

Ron McHatton
Thursday, March 29th, 2018
Orchid related questions, answered by AOS experts.
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Orchids Under Glass

Chris Miller
Wednesday, March 21st, 2018
Chris Miller, a grower of all orchids small, will show us how to build and maintain orchidariums for those plants that need special growing conditions, humidity, light and temperature.
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Doctor Doctor, I See Spots: Cattleya guttata

Andrew Coghill-Behrends
Wednesday, February 21st, 2018
Doctor Doctor, I See Spots! Join Andrew Coghill-Behrends as he presents a discussion on Cattleya guttata and its hybrids.
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Greenhouse Chat February 2018

Ron McHatton
Tuesday, February 6th, 2018
Orchid related questions, answered by AOS experts.
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Greenhouse Chat January 2018

Ron McHatton
Wednesday, January 10th, 2018
Watch on demand EST
Orchid Q&A
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Town Hall Meeting from Ecuador

George Hatfield
Wednesday, November 8th, 2017
Q&A with AOS president
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Greenhouse Chat October 2017

Ron McHatton
Thursday, October 12th, 2017
Orchid related questions, answered by AOS experts.
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Judging Pleurothallids

Esteban (Steve) Gonzalez
Wednesday, October 4th, 2017
8:30 PM - 9:30 PM EDT EST
Quality factors to look for in pleurothallids
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Judging Exhibits

David Janvrin
Thursday, September 7th, 2017
8:30 PM - 9:30 PM EDT EST
Learn the do's and don'ts of what constitutes a perfect orchid exhibit.
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Inheritance and Genetics in Orchids

Rob Griesbach
Thursday, August 17th, 2017
Join us for an American Orchid Society judging webinar with Rob Griesbach, AOS Accredited Judge from the National Capital Judging Center, on Inheritance and Genetics in Orchids. Members only.
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Town Hall Meeting

George Hatfield
Monday, August 14th, 2017
Join the Town Hall Meeting with George Hatfield, AOS President, and find out the exciting things happening with the AOS. Send questions and comments to stillisch@cox.net by August 10th.
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Greenhouse Chat August 2017

Ron McHatton
Tuesday, August 8th, 2017
Orchid related questions, answered by AOS experts.
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Preserving Native Species

Dennis Whigham
Wednesday, July 19th, 2017
Join Dennis Whigham, Senior Botanist of the North American Orchid Conservation Center, division of the Smithsonian Institution as he discusses the coalition of associations dedicated to preserving native species. Members only.
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Greenhouse Chat July 2017

Ron McHatton
Tuesday, July 11th, 2017
Orchid related questions, answered by AOS experts.
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Ecuador’s Orchids and the 22nd World Orchid Conference

Pepe Portilla
Thursday, July 6th, 2017
Join Pepe Portilla, of Ecuagenera, and Andrea Salcedo, of WOC22 to find out about the orchids of Ecuador and the exciting things awaiting attendees of the 22nd World Orchid Conference in Guayaquil, Ecuador in November of 2017.
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Vanilla: Growing, Harvesting, and Curing

Jim Reddekopp
Thursday, June 22nd, 2017
Jim Reddekopp, owner of the first commercial vanilla operation on the Hawaii, shares his failures and victories of growing, harvesting, and curing the world's most delicate orchid blossom.
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Greenhouse Chat June 2017

Ron McHatton
Tuesday, June 13th, 2017
Orchid related questions, answered by AOS experts.
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Orchid Aquarium/Terrarium Culture

Daniel Geiger, Ph.D.
Thursday, May 11th, 2017
Join Daniel Geiger, Ph.D. Curator of Malacology at the Santa Barbara Museum of Natural History, California as he presents a fascinating talk on raising orchids in confined spaces, terrariums and aquariums.
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Greenhouse Chat April 2017

Ron McHatton
Tuesday, April 18th, 2017
Orchid related questions, answered by AOS experts.
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Virus Testing and Identification

Janet Lamborn
Wednesday, April 5th, 2017
Join Janet Lamborn of Agdia as she discusses the various types of viruses that can affect your orchids and how to test for them.
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My Favorite Curiosities

Ron McHatton
Wednesday, March 22nd, 2017
Ever wonder why the outside of the flowers of Bulbophyllum phalaenopsis are covered with those odd rubbery little spines, the pseudobulbs of your myremecophilas are hollow or why some of your orchids grow fine spiky roots that stick straight up and defy getting them in a pot?
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Greenhouse Chat March 2017

Ron McHatton
Tuesday, March 14th, 2017
Orchid related questions, answered by AOS experts.
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Greenhouse Chat February 2017

Ron McHatton
Wednesday, February 22nd, 2017
Orchid related questions, answered by AOS experts.
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The Dunes and the Mist; Orchids of South Brazil

Nile Dusdieker
Thursday, February 9th, 2017
Watch on demand EST
Travelogue of orchids of South Brazil
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Novelty Cattleyas

Fred Clarke
Wednesday, January 25th, 2017
Learn about what used to be called, "Novelty Cattleyas." Fred Clarke will explain what parents are best used to create fanciful spotted and splash-petal cattleya hybrids.
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Greenhouse Chat January 2017

Ron McHatton
Tuesday, January 10th, 2017
Watch on demand EST
Orchid Q&A
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Maudiae Paphs: Past, Present, and Future

Dave Sorokowsky
Tuesday, December 13th, 2016
8:30 PM - 9:30 PM EST EST
A look at a classic Paphiopedilum hybrid and its breeding influence.
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Judging Phalaenopsis

Tom Harper
Thursday, December 8th, 2016
Tom Harper will go over the finer points of what makes a good Phalaenopsis and explain how to best score them.
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Greenhouse Chat November 2016

Ron McHatton
Monday, November 28th, 2016
Orchid related questions, answered by AOS experts.
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How to Grow Killer Odonts Without Getting Frostbite

Russ Vernon
Wednesday, November 16th, 2016
The regal odontoglossums have a long tradition of finding favor among orchid connoisseurs.
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The Cattleya Alliance in Mexico

Ron McHatton
Thursday, October 27th, 2016
Mexico is home to some spectacular orchids that are showy on their own and readily breed with the large cattleyas.
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Greenhouse Chat October 2016

Ron McHatton
Tuesday, October 4th, 2016
Orchid related questions, answered by AOS experts.
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Wonderful World of Phragmipediums

Jason Fischer
Wednesday, September 21st, 2016
Join Jason Fischer of Orchids Limited in Plymouth, Minnesota as he discusses some of the wonderful Phragmipediums and how to grow them.
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Greenhouse Chat September 2016

Ron McHatton
Thursday, September 8th, 2016
Orchid related questions, answered by AOS experts.
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Greenhouse Chat August 2016

Ron McHatton
Wednesday, August 10th, 2016
Orchid related questions, answered by AOS experts.
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Greenhouse Chat July 2016

Ron McHatton
Thursday, July 14th, 2016
Orchid related questions, answered by AOS experts.
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North American Orchid Conservation

Sandra Svoboda
Tuesday, June 21st, 2016
Join Past AOS President and Education Chair Sandra Svoboda as she talks about the endemic orchids of North American and the conservation efforts and organizations that exist to ensure that our North American native orchids survive.
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Greenhouse Chat June 2016

Ron McHatton
Tuesday, June 14th, 2016
Orchid related questions, answered by AOS experts.
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Food, Sex & Alcohol: The Fascinating World of Orchid Pollination

Ron McHatton
Tuesday, May 31st, 2016
Join us for a fascinating talk on orchid pollination strategies by Dr. Ron McHatton, Director of Education of the American Orchid Society.
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Greenhouse Chat May 2016

Ron McHatton
Tuesday, May 3rd, 2016
Orchid related questions, answered by AOS experts.
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Paphiopedilum fairrieanum

Theresa Hill
Wednesday, April 20th, 2016
Watch on Demand EST
Join Theresa Hill, Owner of Hillsview Gardens in Oregon, as she talks about the history and breeding trends of this delightful species.
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Greenhouse Chat April 2016

Ron McHatton
Thursday, April 7th, 2016
Orchid related questions, answered by AOS experts.
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Growing Under Lights

Steven Frowine
Tuesday, March 29th, 2016
Join author Steven Frowine to find out how to grow orchids with modest light requirements under artificial lights.
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Greenhouse Chat March 2016

Ron McHatton
Tuesday, March 1st, 2016
Orchid related questions, answered by AOS experts.
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Orchids of Mexico

Ron McHatton
Tuesday, February 23rd, 2016
Join us to hear Ron McHatton, Director of Education of the American Orchid Society, discuss the Orchids of Mexico.
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Canadian Orchid Conference webinar: Blue Phalaenopsis

David Lafarge
Saturday, February 20th, 2016
Join David Lafarge, an invited speaker of the Canadian Orchid Congress, discusses what blue means in phalaenopsis.
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Canadian Orchid Conference webinar: Bleu Phalaenopsis (Francais)

David Lafarge
Saturday, February 20th, 2016
Joignez-vous à David Lafarge, conférencier invité du Congrès du Orchid, discute ce que signifie bleu en phalaenopsis.
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Judging Webinar: How do I say that? Writing Award Descriptions

Laura Newton
Tuesday, February 16th, 2016
This is the second in a series on AOS judging and will qualify to fulfill one hour of the requirement of 12 education hours required annually for AOS judges. EST
Join Laura Newton, AOS Awards Registrar, who will answer the question: How do we say that? How to write award descriptions.
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Brazilian Cattleya (Laelia): A tour of the habitats

Francisco Miranda
Wednesday, January 20th, 2016
Francisco Miranda, owner of Miranda Orchids, presents a discussion and tour of the Brazilian cattleyas and their habitats.
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Judging Seminar: Judging Cymbidiums

Geroge Hatfield
Thursday, January 14th, 2016
Join George Hatfield, Accredited AOS Judge, who will discuss how to judge cymbidiums following the AOS judging criteria.
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Greenhouse Chat January 2016

Ron McHatton
Thursday, January 7th, 2016
Orchid related questions, answered by AOS experts.
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North American Cypripediums

Nile Dusdieker
Wednesday, December 9th, 2015
Nile Dusdieker, M.D. talks about North American Cypripediums. Nile is an accredited AOS judge with the Chicago Judging center and lives in Iowa.
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Greenhouse Chat December 2015

Ron McHatton
Wednesday, December 2nd, 2015
Orchid related questions, answered by AOS experts.
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Canadian Orchid Conference webinar: How to Increase your Orchid Show Attendance

Ron McHatton
Tuesday, November 17th, 2015
Join Marlene Young and find out how to increase your orchid show attendance.
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Odontoglossum, the Lost Genus

Tom Etheridge
Tuesday, November 3rd, 2015
Tom Etheridge, accredited AOS judge, will give an overview of Odontoglossum and its close relatives, their history, discuss the current nomenclature, and talk about culture.
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Ecuador: Land of Orchids and the 22nd WOC

Jose "Pepe" Portilla
Tuesday, October 27th, 2015
Ecuador: Land of Orchids. Jose "Pepe" Portilla, of Ecuagenera Orchids, will talk about the amazing orchids of Ecuador and about the WORLD ORCHID CONFERENCE to be held in Guayaquil, Ecuador in November of 2017.
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Greenhouse Chat October 2015

Ron McHatton
Wednesday, October 14th, 2015
Watch on demand EST
Orchid Q&A
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Cattleya lueddemanniana

Greg Allikas
Wednesday, October 7th, 2015
Cattleya lueddemanniana is by some accounts, Venezuela's most beautiful orchid.
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Semi-hydroponic Orchid Growing

Ray Barkalow
Wednesday, October 7th, 2015
Ray Barkalow, of First Rays Orchids, shows us how we can successfully grow orchids semi-hydroponically and the theory behind it. Ray pioneered the technique which is now being adapted in various forms.
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Demystifying Dendrobiums

Ron McHatton
Wednesday, October 7th, 2015
While there are hundreds of species distributed from Japan to India and south to Australia, New Zealand and the islands of the Eastern Pacific Ocean, the vast majority of species readily available can be grouped into a handful of culturally similar groups.
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Growing Phalaenopsis: the Basics of Growing the Beautiful Moth Orchid

Tom Harper
Thursday, September 17th, 2015
Join Tom Harper, AOS Judge and owner of Stones River Orchids of Tennessee, as he discusses helpful hints about successful growing of this beautiful orchid.
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Catasetum: En espanol

Fred Clarke
Tuesday, August 18th, 2015
Acompaña al productor y experto en orquídeas Fred Clarke, dueño de Sunset Valley Orchids, a la presentación y discusión de especies e híbridos del genero Catasetinae , y como cultivarlos.
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Greenhouse Chat August 2015

Ron McHatton
Thursday, August 6th, 2015
Orchid related questions, answered by AOS experts.
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Neofinetia (Vanda): History and Mystery

Cheryl Erins
Wednesday, July 22nd, 2015
Join AOS judge Cheryl Erins as she discusses the ancient Japanese history and mystery behind this tiny orchid and learn how they are judged in Japan versus AOS judging and how they are grown so you can care for them at home.
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Trending Phalaenopsis Novelty Hybridizing

Peter Lin
Wednesday, June 24th, 2015
Novelty phalaenopsis are rewarding for their compact size, frequent flowering, brilliant color, and fragrance.
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Greenhouse Chat June 2015

Ron McHatton
Friday, June 12th, 2015
Watch on demand EST
Orchid Q&A
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Orchid Nutrition: Taking the Mystery out of Feeding your Orchids

John Salventi
Wednesday, May 27th, 2015
Join John Salventi as he talks about the different kinds of fertilizer and how to use them....or not as the case may be.
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Orchid Fragrance

Ron McHatton
Wednesday, May 20th, 2015
Learn about orchid fragrance
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Greenhouse Chat April 2015

Ron McHatton
Tuesday, April 21st, 2015
Orchid related questions, answered by AOS experts.
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Orchid Diseases and Their Management

Ron McHatton
Wednesday, March 25th, 2015
No orchid grower is completely immune from the introduction of pests and diseases to their collection.
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Demystifying Orchid Judging

Harry Gallis
Wednesday, February 25th, 2015
Want to know what it takes to get an orchid awarded by AOS judges? Join Dr. Harry Gallis, whose plants have received over 40 AOS awards.
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Greenhouse Chat February 2015

Ron McHatton
Thursday, February 19th, 2015
Watch on demand EST
Orchid Q&A
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Orchids of Madagascar: The Land that Time Forgot

Ron McHatton
Thursday, January 22nd, 2015
Madagascar is a world hot-spot for orchids. Orchids are the largest family of flowering plants on the island, almost 1000 species make up some 10% of Madagascar's flora; 90% of them are endemic.
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Visiting a Rainbow: A Slice of Life from the Reed-stemmed Epidendrums

Cheryl Erins
Monday, December 15th, 2014
Join Cheryl Erins as she discusses the most colorful of this group of orchids in the Epidendrum family.
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Spiders, Gants, and Greenhoods

Nile Dusdieker
Thursday, December 4th, 2014
A travelogue to see the Australian Terrestrials" by Nile Dusdieker. Nile is an accredited judge with the Chicago Judging center and lives in Iowa.
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Catasetums: Growing and Loving

Fred Clarke
Wednesday, October 22nd, 2014
A discussion of Catesetum species and hybrids.
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Roots: it is All about the Roots!

John Salventi
Saturday, September 27th, 2014
Join John Salventi as he presents a topic near and dear to every orchid grower: how to take care of those precious roots!
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It Used to Be Easy: Phragmipediums

Lois Cinert
Thursday, August 21st, 2014
Lois Cinert, AOS accredited judge, tells all about PHRAGS!
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Lycaste virginalis (skinneri) and its hybrids

Mario Ferrusi
Monday, July 21st, 2014
Mario Ferrusi discusses Lycaste skinneri! This legendary orchid has a rich history and is at the foundation of Lycaste breeding, lending its size and form to generations of hybrids.
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Greenhouse Chat July 2014

Ron McHatton
Thursday, July 10th, 2014
Orchid related questions, answered by AOS experts.
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Orchids Plus: AOS’ New Digital Orchid Awards and More Program

Greg Filter
Thursday, June 19th, 2014
The AOS is proud to unveil our new awards software program, Orchids Plus.
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Introduction to Orchids and Their Culture

Greg Allikas
Monday, May 12th, 2014
Join Greg Allikas while he presents an introduction to growing orchids.
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Orchids; Pests and their Management; part 2

Ron McHatton
Thursday, March 20th, 2014
Join Ron McHatton in this presentation to look into the life cycle of our common pests, how pesticides work and how they should be used for effective management.
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Orchids Pest Management Q&A

Ron McHatton
Monday, March 17th, 2014
Get a chance to ask questions of Ron McHatton, AOS COO, regarding the management of orchid pests. This is a follow-up opportunity after the presentation of Orchid Pests and their Management
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Orchids - Pests and their Management

Ron McHatton
Monday, March 17th, 2014
No orchid grower is completely immune from the introduction of pests and diseases to their collection.
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