4-20W CFLs.........I would imagine that you could grow with that but I wouldn't count on a high yield or potency. You only get what you give.

Have a good one!

DISCLAIMER: I am no expert on CFL's
Psycho4Bud Reviewed by Psycho4Bud on . lighting help plz hi i just wana know wat would happen if i tried to grow using only 4 cfls but only 20watt 2700k? would i get any bud AT ALL? thx anywayz Rating: 5