Dying Seedlings Again!!!!!!!!!!

donbronzi said:

Sorry to open this thread again after 4 years! I haven't been around for so long but am back now and wanted to draw a line under this thread. It turned out all my plants were dying form offgassing or outgassing, many happy crops since discovering this....

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What the hell is off gassing

cottee said:

What the hell is off gassing

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I know right!! Some grow tents specifically PVC ones had an issue where they expelled a gas when heated killing sensitive plants, cannabis is as it happens sensitive to that said gas. There are other plastics that potentially cause this issue, google it there is lots of info about it.