How long do plants Veg outside??

About when do plants stop vegging outside?? i know its different for dif strains. but lets say for primarily indicas. thanks guys this is my first post.

vegatative growth vs flowering growth is determined almost 98% by the length of night. usually plants in the northern hemisphere will stop vegging around early late september/early august. This is why growing out doors is so wonderful, u get 3-6months of vegging under the big kahuna giving u monster plants