yea i think im gonna start out with 6 seedlings just to make sure im gonna have 2 or 3 females , i just got this setup yesterday FOR FREE! haha yay , my friend brought it over and was like it dosent work but u can use parts from it , and what he dint know is he cant use 2 prong wires that he hooked up and dint even connect the ground wire too haha dummy , but anyways im not sure if im gonna have enough to get another balast for a 600watt because its only 250 , so 250 wouldnt be enough for 2 plants for full growth? and i have like 6 23watt CFL's should i put them in there too? this only my 2nd grow , my first grow was with cfls and i HATED it , not a big fan of cfls at alllll , i have my seedlings in a red cup right now waiting for them to sprout soo i will be posting here soon again , thanks for the help guys