Search results

I have a 2x4x8 Grow tent w/2 plants under 1 400w hps. I have a 4in vent fan that Only turns on with the lights. Could that be the reason the bottom fan leaves are falling? (Because of the 12/12 vent fan cycle) or maybe it's a nute problem? Plants are 3weeks into flowering and lookin great except...

[/IMG] Why are the leaves spotting and curling? I maintain the ph between 5.5-6.2ph water temp between 67-70f, follow the GeneralHydroponics FloraSeries nutrient instructions. Room temp kept between 70&80f and humidity between 40&50%. What am I doing wrong? I'm using 10x(23w=100w)cfl lights...