Im using a high end soil mix from the garden center I forgot the name with perlite, worm castings and moisture control beads, Im growing in an enclosure I made that measures 8' long 4.5' wide and 6' tall under 4ft cool white flourecents with a small oscilating fan walls are covered top to bottom on the inside with dull side of aluminum and the outside black plastic there are no mites or flies visible either I have used some veg. fertilizer just starting working in at 1/3 strength