Greenhouse Chat February 2015

Orchid-related questions, answered by AOS experts. Note the specific times below if you wish to watch or listen to those topics.

02:33 Fertilizers – MSU vs Dyna-Gro vs organic

08:42 Spraying buds and blooms

12:23 Can Neem Oil be applied to roots and leaves

15:22 Mealy bugs – can they be defeated

19:05 Should I spray newly purchased plants prophylactically

20:54 To what species are Phyton products phytoxic

21:47 Is there something I should apply to cut spikes to avoid disease

22:34 How do I care for my Dendrobium

25:28 Do different species have different watering requirements

26:46 Yellow leaves

29:27 Do Cattleyas have rest periods

31:38 Why is my Cattleya growing sideways

33:09 Cattleyas grown under lights are not blooming

38:34 How do I know when to repot

41:54 Bulbophyllums – necrosis on older leaf tips

44:48 Buds don’t open or flowers wilt

47:52 Cattleya bicolor buds won’t open

49:33 Can’t get Brassavola nodosa to bloom

52:45 Do many people water their orchids with special water

55:45 What causes leaf tip die back

58:39 If you have pests in greenhouse, shouldn’t you be more concerned about ridding the pests versus saving the flowers

01:02:40 How can I get my water tested to determine what I have

01:04:55 If I’m using Orchiata, can I go longer than 1 year with my paphs before repotting

01:06:45 Translucent pots

01:18:25 Are there recommended mass market orchid growers

01:21:20 What about the moss that grows on the inside of the pot wall

01:23:40 Dendrochilum culture

01:25:50 Cattleyas – old growths are shriveling while front growths are plump