Quote Originally Posted by icon77
how many plants can i grow with a 400w hps? and keep them healthy with room to grow and yield a decent amount? is a 1000w hps really worth it for a 6by 3 closet grow?
way too much heat for the 1000 watt light. Your plants will fry.


If you dont take ventilation precautions, that 400 watt light is going to add tons of heat too.