You will have two explosive bust of growth with most autos. Some more vigorous than others but 2 spurts never less.
I Run 2 SCROG nets on my autos, spread her out. Be careful if you trim then, ANY trimming can stop the growth cycle for a week or two. Remove selective fan leafs for light penetration.
Just let them do there thing !!
My Amphetamine went 101 days and could of gone longer probably.
The longer she veg's the more flower she will produce..
I will keep watch on the site for your progress. .