I'm thinking 2 600 watts in my 10 by 12 by 7.5 for 12 plants. I'm going to try 1 hydro just to see if I can do it I guess. 11 soil? Is that sufficient lighting for 12 or shud i say fuck it and go with 2 1000 watts? I can grow up to 12 so it wud be stupid to spend 4 grand on 4 plants only in a 5...