I think you absolutely NEED more ventilation. You are suffocating your plants.
Also, what type of soil is that? You;ve got some lockout symptoms going on- Sulfur is locked out for sure. I think you may have a pH issue as well. And how are you doing for drainage in those bins?
stinkyattic Reviewed by stinkyattic on . First Grow - need help (pics) To all..... I have problems with my babys, could not find an answer to the problem - Please help. :rasta: I grow 4 plants - 2 super skunk, 2 sativa (forgot the kind) :stoned: Age - 4 weeks Climate - 26-28 Celsius, 78.8-82.4 Fahrenheit Humidity - 36-43 % Light - 400w hps Fertilizer - Bio Grow 8.0-2.0-6.0 Rating: 5