24 hours or 18 for Vegative growth, then flowering 12/12:

http://www.overgrow.com/growfaq/788
Das Reviewed by Das on . 11/13 light cycle? What will I achieve from the 11/13 light cycle, and can I just switch from 12/12 to 11/13 in one night? Thaks for any replys! :) PEACE TO ALL! :cool: Rating: 5