Matt wrote:I just read a post on the ICPS forum that linked to a post on Terraforums that linked to a post on Orchidboard.com. This sounds like a cool idea and method for eliminating pests, including aphids. I'm wondering if anyone here has tried it before or even heard of it:
http://www.terraforums.com/forums/showt ... p?t=120402
Basically you buy some dry ice and melt it in an enclosed area with the plant (like a terrarium or a plastic storage bin) and the resulting lack of oxygen kills most pests, though perhaps not mites. Sounds quite interesting and ingenious.
I tried it and the CO2 killed the leaves but not the thrips