Greenhouse Chat August 2017

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

01:10 Leaves losing chlorophyl
05:55 Edema (Blisters) on leaves
09:27 Black lesions on Cattleya leaves
14:52 Cattleya- base of new growths dark
18:10 Oncidium (Odontioda) halted spikes
21:05 Oncidium- decreasing in size and not flowering
28:07 Cooling a greenhouse with evaporative coolers
37:59 Calcium requirements for Vandas
40:03 Brown leaves on Vanda falcata
43:20 Dendrobium- yellow leaves and keikis
46:43 Dendrobium leaf spotting
50:52 Lycaste and scale treatment
53:40 Paphiopedilum leaf problems
56:07 Cattleya- aerial roots
58:57 Oyster shell for Calcium
1:00.08 Insecticidal drench to use before bringing plants in for the winter
1:03.09 Misting fans for cooling
1:05.24 Cattleyas- folded leaves
1:06.19 Phalaenopsis- long spikes in summer