i am only messing with the lowryder strain this winter.want i to have 3 or 4 plants .will purchase a light this week.at present i am using 10 cfl 23 watt bulbs for young.i am buying some kind of lights this weekend.a150 watt hps or a t5 . want to put in a 3ftx2 ftx4 ft area if possible.with it being cold the heat will probably not be a factor---openions please