again, thats a good job,,i did my research to but i have a 600HPS and my room is only 3x5x7H,,limited space, i have 7 females under 12/12 @ 1 week now & i should get maybe 11 or 12 oz..my avg. is 4/5 plants at 8 oz..i dont ph my water...DAMM,,GL & GG,,,,keep posten