Originally Posted by inflight
I have had these orchids growing for only a couple of months but they are thriving with very little/no airflow:
Some of them are in non vented vivs and some are in a partially vented exo. They are all blooming regularly and growing new growths. I tried to select my orchids based on them being "free-blooming". Hope this helps you out some. I ordered mine from AndysOrchids.
Which of those are doing well in non-vented vivariums?