Quote Originally Posted by lordsoth666
I agree with Bob, CFL's are perfectly good for growing. NASA uses CFL's for Hydro experiments in space, and I think they know more than a couple of potheads on the internet...

BTW the warm/soft white bulbs are generally 3000K so there is plenty of red spectrum.
First off..nasa dosent flower these plants in outer space....
2nd, I am right now running a CFL combination set up very close to the one being discussed I am 6 weeks into flower and I was simple stating that although these lights may be Ideal for a veg state.... they do not produce large yeild at harvest time.....they work...but there are much more efficent light sources....that said thanks for the insult....