I'd think so because the MH light is way more intense and has better light concentration. The only thing is, the CFLs you can place hella close to without having much heat worries. I'd stay with the MH and put the CFLs around the sides or so !
Abunai Reviewed by Abunai on . CFL's or 400w MH for seedlings Hey all, i'm currently using a 400hps with an mh converion bulb, many have been telling me that cfl's are all you need for growth until flowering...how can this be, all the books i read say mh is the way to go to get real compact growth indoors, should i switch back to cfl's for seedlings or keep the mh on em about 24in. above the seedlings as i currently have it...i started w/ cfl's and was pleased w/ the initial results but decided to buy an hps and grabbed the mh conversion bulb...i'm lost Rating: 5