My leaves are turning yellow with some dry brown spots that flake off. I just transplanted them fearing they were root bound but they showed no signs of that. The light is an hps 600 watt thats never been closer then 9 inches from the tallest plant ,and i always leave the fan on them and the...
I have a room 9'x5'x7', and i was wondering if i should get a 600watt or a 1000watt, i can put ventilation in if needed. what one should i get i leaning towards the 1000watt.