when to stop topping plants in norther us

[kronos416]

Its july 31 and i was wondering how much longer i can keep topping my plants here in northern usa before thery atrt budding? How many more weeks can i keep topping them before they start to bud? what is the rule of thumb for outdoor grows Thanks

[piercedc]

Northeast/west/central? Bag seed? Lots of things make a diff.

I am southeast and this is about the time they start showing sex on regular stuff. Just cut down 9 males yesterday that did not show sex 4 days ago.