cheers slater i am thinking i using two 300 w mars hydro to go next to the 600 hps tbh now
do a couple more grow then upgrade again with one bigger like 700w or 900w unit and still us the 300w
I'm going to be saving my money for when ever Grow Northern ever release a new light...I do like the look of the Growthstar spider COBs and they are not a bad price to...