if your using cfl lights, put them 1 to 2 inches away. and don't give them nutes until they tell you to your plants, you'll no what im talking about, maybe a month give them nutes and no more then recommended strength and dosage, also try to get your plants bushy, ever heard of lst? if your using incadescent bulbs, that are really hot, they stretch the plant, get some 26w daylight cfls, and some 65w 150 replacement cfls warm, i have 2 23w daylight 1 26w warm cfl, and 1 150w cfl warm, check out my post later on for pics ill keep people posted.