C Cutes Member Jul 16, 2016 #1 How far should I keep my 500 watt HPS light from my plants for best results? Thanks
420producer Well-Known Member Jul 16, 2016 #2 good distant is 18 to start test if its too hot for your back of hand its too hot for plant good coverage is 1 meter square
good distant is 18 to start test if its too hot for your back of hand its too hot for plant good coverage is 1 meter square