1.You let them get to big.. for a fluorescent grow

2.they are 5-8 weeks away from harvest..

3.add more lights to the sides if you can....... NOW!!......... this will allow your lower branches to get the light they need to produce BUDS!!

4. there could be a couple males in the group.. keep a very close eye on the nodes.. for male FLOWERS

and finally....
YOUR PLANTS look GREAT... congrats!!

love is NOW... if you don't feel love.. you are in your head... are only real state is LOVE