Paint the container black , or cover it somehow. it needs to be totally light sealed or else your going to get slime and algae. It almost seems to show up overnight so prevention is better than correction.


Also i would go half strength on the nutes. MJ doesnt like to fed like it says on the back of the bottle, you will burn the shit out of them. Start very small and work your way up. Underfertalizing is treatable, over fertalization can be deadly.