just three for the min @Bum under the 600. i was afraid to put a forth in my tents only a 4x4 haha one plant can take that whole tent in dwc
Ah I see now you're using a tent, got it!
Im about to move to a bigger room cuz I reaaaally want to start those Ultimates again! So I was just thinking if I could cover 4 buckets with 1 600w.