I have a felling you have a fungal infection, probably Fusarium oxysporum, it's very common and hard to get rid of if not impossible. It is usually a soil issue but it can affect plants in hydro too. It could kill your whole round if it is warm and you have any anaerobic(w/out enough oxygen)...
Hey Hey, I'm new to the forum. I was looking for home made hash press ideas and stumbled on your post. This is right out of the Jorge Cervantes book and might help.
1. 25 bag- most often full of SATIVA full melt and physically the smallest bag
2. 45 bag- nice head hash- most often consistent and...
I'm new to the forum and stumbled on this post researching powdery mildew. So, I thought I'd share my techniques. I've been using Neem and Immunox and it's been great, however I've now got O.G. Kush and have been warned about how susceptible it is to mildew and every other problem. Immunox is...