Today i splased out and bought a metal halide 250w bulb, philips son t it says on box. also bought general hydrophonics 3 part nutes, micro,grow,bloom and a cheap liquid ph tester until i splash out and buy a 3 function ph meter. anyway the mh bulb whack out way more heat and looks like more light too. gonna use the mh bulb fro a week or two to see for my own eyes if theres any differnece in growth rate ect. and gonna start ph all my nutrient mixed water from now on and also check runoff. since i overwaterd them at the begining i never really have watered them enough to have runoff, which i will do now, all on a schedual hopefully, also does any on e have any reviews of the GHE 3 PART NUTRIENTS