The temperature difference should be at least 5 degrees, but 10 degree difference will be better. Several hybrid Cattleyas do not requires big...
It's good to drill holes in the sides of the pots, I alwais do it with red-hot awl. Make sure that the pot has enough holes on the bottom. Won't...
I used to use pine bark from the forest, for many years, when I lived in Europe. I boiled it for 5 minutes in water to kill some insects. I was...
-The same thing - my orchids suffered from low humidity because of the heating. You could put the pot into basin with water. (The water souldn't...
It's more likely that it is D.Kingianum. Very healthy plant! It may look like this