Orchid related questions, answered by AOS experts.

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

01:10     Grammatophyllum multiflorum var. multiflorum (scriptum var. citrinum) leaf drop
06:16    Temperature difference – what plants blooms that do not need a big day/night temperature difference
09:35     Cattlleya care in a home environment
12:56    Cattleya – do they need cool temperatures at night to bloom
17:16    Cattlleya – what causes sheaths to dry, or be empty, blind sheath
21:53    Why do some cattleya leaves, bend, twist
26:07    Phalaenopsis keiki care, can you, should you divide
31:11     Blooming and light, proper light levels for Phalaenopsis in home not blooming
36:29    To repot or not, when to repot, use of clear pot, media
40:22    Potting – use of Styrofoam peanuts and other methods of drainage
43:09    Fertilizing – why do we have to fertilize, can we grow without it
44:44    Aerangis growing well, never bloomed
47:48    Orchids roots tipped in black, won’t grow past an inch or so
53:01    Fungus, root rot, over watering, watering too late in the day
58:19    Big headed ants in Florida
59:50    Do cool humidifiers grow mold, bad for orchids
1:00:46    Miltoniopisis culture, root rot, do they like to stay dry
1:02:40    Slow release or water soluble fertilizer, why urea free
1:04:37    What is the best potting medium for Epidendrum
1:06:36    vanda has never bloomed, proper light level for vandas
1:09:01    Tips for blooming Grammatophyllum
1:10:27    Greenhouse floor recommendations
1:11:45    Orchid rooted to tree, can it be moved, or remounted, use of cake knife
1:15:38    Gas exchange in roots, how long can you submerge a plant in water