i see u have been spraying them down it's ok to do that but with the light that close u should only do it at lights out as the water can create a magnifying effect on the leafs what kindda light r u using now on them??if it's cfl's then yes u can have them that close but if it's hps or mh then no u need to raise it to about a ft as it's to much for them now and yes u can use cfl's on ur mother and veg as thats what im using 4 150's set up 2 per socket with the y spliter and there loving it so yes u can use just the cfl's and keep it at 18/6