closet size is 64 inches high 44inches wide, have right temp @ 80 . 1. 25 watt plant and aquarium light 1. 150 watt flood light to keep temp @ 80 2. 150 watt cfl's 8 plants in all all in pint wonton soup bowls lol soon to be changed to 3 gallon pots. 3 plants topped off my question is? is it ok to have large gaps on the stem between sets of leaves? i am running a 18 hour light on 6 off. and can i change the light cycle by leaving it on 24 hours with out putting them into shock or harm?