Damn! That must be one big plant! If you don't want to transplant into a larger pot, what other choice do you have other than to flower her in the existing pot? I'd say ... go for it. Good luck ...
posted earlier thinking a mother that i was going to flower was root bound. symptoms indicated such. 7' and bushy Aphie goo in a 7 gal pot. cut the old pot off and found little root activity on the margins of the soil. repotted anyway in much bigger container. lost another a few weeks ago just like that...stopped taking up water. used general 20-20-20 in veg. flushed for two weeks with clear. im a newbe...what do u guys think?