could advanced growers please post some advice on how they feed their flowering plants in soil. this is my frist indoor and i am really using is as a learning process. i have 9 plants under a 600 hps and have just been feeding them some fert i bought at wal-mart 10-30-10. following the directions for tomatos. i know this isnt the best way for feeding so i am looking for advice for my next crop.