HID Lighting (HPS, High-Pressure Sodium will increase yield GREATLY; Metal Halide is the standard as most effective for VEG)
read this: http://www.rollitup.org/general-marijuana-growing/723-things-know-about-lighting.html
check these
www.plantlightinghydroponics.com
www.ebay.com
www.htgsupply.com
and lastly start a thread if you need some more help, direct me to it and I'll answer specifics if I can.
read this: http://www.rollitup.org/general-marijuana-growing/723-things-know-about-lighting.html
check these
www.plantlightinghydroponics.com
www.ebay.com
www.htgsupply.com
and lastly start a thread if you need some more help, direct me to it and I'll answer specifics if I can.