metal hallide

Autos, week 4-5 from seed, preflowers barely showing. Time to go HPS? Do HPS lamps run hotter than MH - If so how much higher should I raise them (MH now @ ~22') Any other thoughts/comments? :Namaste: edited and corrected

Hey guys I am new to this forum and I want to let everyone know that I am in the business of selling LED lights, including LED grow lights. I have read all the complaints about people getting ripped off, especially by those 225 LED panels that sell for $20-50. The people that sell those panels...