4-5 weeks flowering

Before burn

first real grow,environment not 100% but excessively monitored. sprouted Dec 20th,and pinched like a mofo during veg. 15" @ start of flowering, just about 20" and still a little stretching going on.

this is the top of my plant and is 4-5 weeks into flower 12/12 cycle ## is it ok ??? i am a complete NOOOOB at this so don be cheeky or nasty please:)