hi there gc, this is my first journal. i have a sun system 150 watt hps fixture. giving out 16,000 lumens. 2x2 area wit 4 GDP clones. it is in a closet. i have black n white poly. i am using 100% organic soil with worm castings and bat guano. seperate fertilizer that feeds up to 9 months. 4 3 gallon pots. a small fan. i am setting everything up 2day so i shud have pix up by this weekend. i cant wait !!!