well,i got lots of space to grow.iam only using like 3'x3' area rite know.this is my first time growing and im hooked.at this time i got like 3 females about 15" tall.they are growing in 12" plastic pots with organic soil,perlite and vermiculite.i have about twenty lil plants about an inch tall all growing on a wood pallet under 1000whps.i wanna strt flowering know but the lil plants need more veg.time.thats my reason for buying the mh light.i aint too good at construction or else i would use the whole garage for growing.like 20' x 20' area.man once i know what im doing im gonna go nutz.im gonna take some pictures so you can see.