I think that the original problem was a marked lack of ventilation.
Plants CAN and do suffocate. I will post pics if I remember- had a couple males in a stale corner of my veg closet that dies of similar symptoms.
Another possible culprit is nutrient toxicity.
stinkyattic Reviewed by stinkyattic on . Sick Plant. Pics included. So I have a bunch of plants right, and this one was doing so well. Its in week 3-4 of flowering. It was developing great. Then the leafs went from flat and horizontal to sagging and curling. I have never had any issues further than basic N deficiency, which I watch for. I am feeling like either its an underfertilization or overfertilization issue. All my other plants are doing fine, but I told my friend to fertilize when I was gone, so this could go either way. The lower leaves aren't Rating: 5