when does outdoor marijuana start to bud in NNJ?

have some outdoor plants i've been feeding and i need to know when the light cycle will switch them over to budding so i can switch nutes. anybody know when they start to bud in NNJ and about how far in advance i should flush them of the veg nutes and start them on bud nutes?



Ordained Dudeist Minister. http://dudeism.com/

I live in Upstate NY and mine started to Flower on or about 8/13 I think you must already be in flower also!