If the plants are triggered shortly after rooting you could get a half decent drop. A friend of mine got 1/4 pound bone dry out of 4, 4 foot flourecents - not tons but acceptable for personal. But ya, go with an HPS if you need or want more. Just my 2 cents.

TGT
Tom Green Thumb Reviewed by Tom Green Thumb on . will this work? I was wondering if it is possible to flower a plant under cool white cfl's Rating: 5