Quote Originally Posted by jebus89

btw anyone really KNOW the facts between the 20/4 and the 18/6? wichs one works the best? :/

i know many says 18/6 cus u save some power but i dont rly have that problem, yea
You can veg most plants anywhere from 24/0 to 18/6....there is no BEST. It all depends on your personal situation and what works best for you.
oldmac Reviewed by oldmac on . 600w hps heat problems + a light cycle question first of all i wanna say HI EVERYONE! new grower here! or well.. ive done one crop, blueberry, it went really nice except i had some problems with mites :( anyways im off with my new one and ive discovered that i MIGHT have heat problems.. first of all im using a 600w hps wich is 1m (3,2 ft or smthn) over some 4 days old seedlings now to get rid of the heat i got a 100øm fan to blow directly at and sort of under the hps to get rid of the worst heat. im taking the temp, by putting the temp Rating: 5