what about the hps's with built in excess blue spectrum? I personally i feel HPS is most likely more efficient but i never tested so i wouldnt know.
frostymcfailure Reviewed by frostymcfailure on . JUST use HPS through the Vegetative and Flowering stages??? I would like a good solid debate as to why "we" (as in most growers) use Medal Halide apposed to High Pressure Sodium during the vegetative state. I have seen very nice looking plants that have been grown solely on a HPS Globe. Some people will say "well if it had been a MH globe, it would have been WAY BETTER" but I don't know if I am completely sold... I also heard that if HPS is used during Veg growth that the plant stretches and is lanky. This makes no since... Because the reason a Rating: 5