Depends on how heavily seeded you let them get.
You can do the males in a separate room and put the pollen on just a couple buds of each female with a Q-tip if you would still like to have plenty of sensi to smoke later.
stinkyattic Reviewed by stinkyattic on . Cross Breeding 2 strains I have 2 different strains i'm growing and I want to cross breed them to harvest mature seeds from the plant to preserve the genetics of both. How would I go about just producing the plant for a seed harvest? Rating: 5