CFL CFL CFL people anwser your damn questions all day go to overgrow and read you blinkoplinko COMPACT FLORSCENTS HPS(High Pressure Sodium) Regular Flourscents the only lights you can use NOW READ A FUCKING BOOK quite asking the same questions in every message board daily please im not pissed but everyday come on you dont even grow weed all you posts say different shit about your imaginary plants so figure it out