Have been using usnig fox farm trio plus calc mg and bud candy. soil from ace hardware i put the perlite in it. gave it water for a week then just now gave it calc mg and some nitrogen.
This one 1995 other one 1993 :) was looking at getting this one. https://www.amazon.com/gp/aw/d/B00XONMMCE/ref=mp_s_a_1_4?ie=UTF8&qid=1490803191&sr=8-4&pi=AC_SX236_SY340_FMwebp_QL65&keywords=600+w+hps+grow+light