You can force flower at anytime you;re ready.

That is the beauty of indoor grow....

You play MOTHER NATURE
HARDDON Reviewed by HARDDON on . minimum dayz 2 force in flower? Hey, quick question, i was just wondering when you can force your plant to flower, like minimum dayz or height? i was on happychappy's grow forum and he forced his on day 21 from seed. Cheerz. Rating: 5