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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.
Our next webinar…
Wednesday, June 5th, 2024
8:30 PM - 9:20 PM EDT EST

Greenhouse Chat June 2024

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 3, 2004.

Upcoming Webinars

Public
Member-Only

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 your questions about all things orchids. Please send your question and pictures to Sandra Svoboda at greenhousechat@aos.org by June 3, 2004.

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.

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 your questions about all things orchids. Please send your question and pictures to Sandra Svoboda at greenhousechat@aos.org by July 7, 2024.

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.
Public
Member-Only

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.

Greenhouse Chat May 2024

Ron McHatton
Thursday, May 9th, 2024
8:30 PM EST EST
Join Dr. Ron McHatton as he answers your questions about all things orchids.

Viruses in Orchids, Symptoms, Spread and Sanitation

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

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.

AOS Meeting of the Members April 2024

Cheryl Erins
Friday, April 5th, 2024
9:00 AM EST EST
Invite your attendees

Judges Forum: What's New in Judging Education

Jean Allen-Ikeson
Wednesday, April 3rd, 2024
7 - 9 PM EST EST
Invite your attendees

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.

Greenhouse Chat March 2024

Ron McHatton
Tuesday, March 5th, 2024
8:30 PM EST EST
Join Dr. Ron McHatton as he answers your questions about all things orchids.

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.

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.

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.

Greenhouse Chat January 2024

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

Greenhouse Chat November 2023

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

Brassavola

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

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.

Judges' Forum—Judging Today’s Mini Cattleyas

Peter T. Lin
Wednesday, October 25th, 2023
Peter T. Lin discusses current/future breeding trends and judging in mini-cattleyas.

Greenhouse Chat October 2023

Ron McHatton
Tuesday, October 17th, 2023
8:30 PM EDT EST
Orchid Related questions, answered by AOS experts.

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.

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.

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.

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.

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.

OrchidPro Tutorial

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

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

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.

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.

Greenhouse Chat July 2023

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

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"

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.

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.

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.

Greenhouse Chat May 2023

Ron McHatton
Thursday, May 11th, 2023
Greenhouse Chat Index May 2023

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).

Greenhouse Chat April 2023

Ron McHatton
Thursday, April 13th, 2023
Greenhouse Chat Index April 2023

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.

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.”

Greenhouse Chat March 2023

Ron McHatton
Thursday, March 9th, 2023
Greenhouse Chat Index March 2023

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.

Greenhouse Chat February 2023

Ron McHatton
Tuesday, February 7th, 2023
Greenhouse Chat Index February 2023

New Directions in Zygopetalinae

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

Greenhouse Chat January 2023

Ron McHatton
Wednesday, January 4th, 2023
Greenhouse Chat Index January 2023

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.

Revised New Approach to the Quality Point Scale

Jean Allen-Ikeson and the Quality Point Scale Task Force
Wednesday, November 16th, 2022
8:30 PM – 9:30 PM EDT EST
Hear about the proposed, updated, Quality Point Scale revision: why we need it, what it is all about, and how it will affect

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.

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.

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.

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.

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.

Greenhouse Chat October 2022

Ron McHatton
Thursday, October 13th, 2022
Greenhouse Chat Index October 2022

Those Amazing Masdevallias

Sandra Tillisch Svoboda
Wednesday, October 5th, 2022
A review of some amazing Masdevallia species and their culture.

Paphiopedilum venustum-a flower for the ages!

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

Greenhouse Chat September 2022

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

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.

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.

Judging Exhibits

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

Greenhouse Chat May 2022

Ron McHatton
Tuesday, May 17th, 2022
Everything You Wanted to Know About Pots and Potting Media.

The Birds, The Bees, and the Orchids

Doug Martin
Wednesday, May 4th, 2022
So how DO these flowers reproduce...what pollinates them?

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.

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.

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.

Greenhouse Chat March 2022

Ron McHatton
Thursday, March 24th, 2022
03-24-2022 EST
Orchid related questions, answered by AOS experts.

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.

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.

Judging Draculas

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

Greenhouse Chat February 2022

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

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.

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.

Evolution of LED Lighting

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

Judges' Forum: Nomenclature

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

Greenhouse Chat January 2022

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

Miltoniopsis—JudgingThe Pansy Orchid

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

Greenhouse Chat November 2021

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

The Process of Judging

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

Judging Novelty Phalaenopsis

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

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.

A Tour of the Huntington Orchid Collection

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

The Story of Black Orchids

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

Greenhouse Chat October 2021

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

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.

Greenhouse Chat September 2021

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

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.

Substance and Texture

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

Judging Tiny Slippers

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

Greenhouse Chat August 2021

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

Measuring for AOS Awards

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

Cyrtochilum, a Little Gem

Leslie Ee
Thursday, July 15th, 2021
Join Leslie Ee as he discusses the wonderful little gem Cyrtochilum.

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?

Greenhouse Chat July 2021

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

Greenhouse Chat June 2021

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

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.

Greenhouse Chat May 2021

Ron McHatton
Tuesday, May 4th, 2021
Orchid related questions, answered by AOS experts.

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.

Greenhouse Chat April 2021

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

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.

Angrecoid Hybrids

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

Orchid Exhibits, Design and judging

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

Come Join Us

Jean Allen-Ikeson
Thursday, February 25th, 2021
1:30 PM EST EST
Become an AOS judge

Judging Cultural Awards

Jean Allen-Ikeson
Thursday, February 25th, 2021
2:30 PM EST EST

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.

Making Better Judging Presentations

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

Greenhouse Chat February 2021

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

Mounting Orchids

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

Greenhouse Chat January 2021

Ron McHatton
Thursday, January 7th, 2021
Orchid related questions, answered by AOS experts.

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

Greenhouse Chat December 2020

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

Greenhouse Chat November 2020

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

Colombian Orchid Adventure

Ron Parsons
Thursday, November 5th, 2020
Join Ron Parsons, renowned photographer, on his travels in Colombia.

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.

Paphs! Their care and Understanding

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

Greenhouse Chat October 2020

Ron McHatton
Tuesday, October 6th, 2020
8:30pm EDT EST

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.

Greenhouse Chat September 2020

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

The Genus Maxillaria

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

Greenhouse Chat August 2020

Ron McHatton
Thursday, August 13th, 2020
Orchid related questions, answered by AOS experts.

Digital Culture and Improving Orchid Outcomes

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

Greenhouse Chat July 2020

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

Coelogyne culture

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

Greenhouse Chat June 2020

Ron McHatton
Tuesday, June 16th, 2020
Orchid related questions, answered by AOS experts.

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.

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.

Greenhouse Chat May 2020

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

Greenhouse Chat April 2020

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

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.

OrchidPro - Learning to Use it

Laura Newton
Tuesday, April 14th, 2020