Greenhouse Chat February 2019

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

Summary

Note the specific times below if you wish to watch or listen to those topics.

4:15  water pH discussion for orchids 
10:20  Potting mix discussion for Phals and Catts 
14:58  Potting mix discussion for Paphiopedilum 
21:01  potting mix contaminants (possible Osmocote shells) 
22:34  causes for bud blast 
28:20  recommendations for labeling systems
 32:02  troubleshooting cracked leaves 
34:48  blisters on unopened flower buds 
37:08  evaluating possible stem rot---potential causes 
40:19  dark sheath on Laelia pseudobulb 
43:06  cleaning hard water spots off orchid leaves 
46:20  Zygopetalumae subtribe intergeneric hybrids 
50:02  possible treatments using Hydrogen Peroxide as well as aspirin 
51:50  rotating plants growing on a windowsill 
53:48  why watering with warm water doesn't help Vandas 
55:02  fertilizer discussion for growing better roots

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