At the moment im guessing you have it on veg, be it 24/0 or 18/6.

When your plant starts to get alternating nodes put the light times down to 12/12 to determine sex. You can determine it, and go back to vegative, or you can carry on and flower them.
LIP Reviewed by LIP on . Male or Female? Hey How many weeks into growing will you be able to tell if you have male or female plants? Thanks for any answers. weedbuddy Rating: 5