Soil mix (equal parts - perlite, vermiculite, potting soil) grow in a long thin space.
Plants in two central rows. Repotted about 3 times not counting the initial from seed to pot.
2 x 600w universal ballasts. MH bulb until 2 weeks into flowering. HPS bulb after that.
Bio Bizz - Bio Grow until 2 weeks in flowering, Bio Bizz thereafter. Superthrive used in repottings.
Watering every 2-3 days. Feeding every other watering at full strength.
Injected CO2 at 2000ppm from a tank with a regulator.
1 oscillating fan spreading CO2 over canopy. 1 patton air circulator on floor to move CO2 up from floor. Each light is air cooled with a fan on the end of a tube.