o perfect then!! soo you keep using this for how long then till you switch to 12/12 ?? I apologize for being hard to understand!!! so I really want the most bang for my buck!! Im in no hurry and want to do it right!!! I did say they are 6 weeks Wed they arent really tall but tons of leaves!!! soo should and can I grow all Autos with the full light 20/4 until its really to harvest??