She looks old enough. Go for it, if that’s what you want to do.
If it staying outside, no
It is I’ll just let it grow if it’s better for outdoors
I top every thing. I do agree though. If I was growing out doors. I would let her be too 
Let her reach for the sky!
Is it a auto , does it have pistils yet ? If you answered yes to either of these questions then no ! Lol