first, is it feminized im assuming no .Second is your grow space 100% darkness during night cycle ?Then I would say wait til it forms a nugget and if you see like a claw like pointy tip .Like a dogs paw nail a single nail .That's when it's going hermie usually it depends .When it does hermie an people say like to watch out ,because within a week it will start busting pollen .Somebody correct me if im wrong