i have always heard that 400s penatrate deeper since you can keep them closer to the canopy.was i misinformed?
nonsmoker420 Reviewed by nonsmoker420 on . Is this a good setup I want to get this and run the lighting with a 400 watt ballast with both hps and mh. Would 400 be enough, if not what lighting would be needed to run 8-10 plants? Rating: 5