I have it about 6 inches from a CFL fixture with 4ea 100w full spec bulbs... its getting bushy now. nuets, I am useing Flora Grow 3tsp per gal... flora bloom 1tsp. per gal... an flora mico 2 tsp. per gal. and nothing else so far. I shoul mention that for the next month i'll be on a limited budget so I am doing the best with what I got.i have about 4 gallons of water in the 5 gallon bucket. wate temp says in the low 60's