its bout 6 inches from a 150 watt hps
temp is 75-80 in day 70-75 at night
fed once with miracle grow nutes at 1/4 strength, couple weeks ago or so, and again this morning
soil is old miracle grow 3 month shit.. but its like 9 months old, it shouldnt be releasing anything.
ph unknown,. i don't have a tester. i leave my water out for a few days before watering though.