Ok, first closet grow. It's been around 70 degrees in there lately. Humidity is about 55. Under florescents in about the 4th week. Have been using Tiger Bloom. Just sprayed them with Neem Oil to get rid of a little powdery mildew. Top leaves on one have really curled and I noticed it starting on...
I'm having the same issue. I have white (powder like) residue on the stems, and white spots on some of the leaves. I just noticed one of my bottom fan leaves was turning light green and brown and so I clipped it. I'm also trying to figure out how to fix it. I have a closet grow, my room temp...