Theres a breif paragragh in Gerorge Cervantes book about growers flowering under 18hr days with 12hrs of light and 6hrs dark. They claim that growth isn't diminished and that their getting 25% more weed in the same amount of time.
chrisdl805 Reviewed by chrisdl805 on . 20 hour day? 10 hour day/10 hour night? Anyone ever try speeding up flowering by using a 10/10 light cycle? Rating: 5