Quote:
Originally Posted by MateoinLosAngeles
Jokes aside – I just checked on your website and see that you have several vandas outside as opposed to the GH. Do you just use the GH mainly for temperature control as opposed to humidity? Do you have them under the automatic sprinkler watered every day?
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There are Vandas, and then there are Vandas... Most of the big-flowered, colorful hybrids hand significant amounts of V. sanderiana in their backgrouns - a warm-grower. V. coerulea, the other major parent is more cold-tolerant, but it's still marginal. So the big hybrids mostly need to be in the GH, at least in winter. Temperature as well as humidity. I generally don't grow those, when I have had them, not great longevity. (And besides, they take up too much room in a very small and crowded greenhouse) I am in love with the more cold-tolerant Vandas and Vandaceous... things like V. tricolor and Renanthera imschootiana, as well as a bunch of the smaller species. Those come from higher elevations, and so can handle the winter chill. For watering, my sprinkler system to the rescue (so I can take a vacation)... the Vandas, and a lot of other things (like mounted Pleurothallids) get daily watering in summer, every other day in winter but the default is daily. They'll put up with low humidity as long as they get that good and frequent soaking. When the infamous Santa Ana winds blow and the humidity plunges to single digits, I am usually outside with the hose giving everybody an extra bath especially if it's hot. So... at my house, they don't see drought.