http://www.amazon.com/Metal-Halide-Plant-Aquarium-6500K/dp/B009HCGXJE/ref=sr_1_4?ie=UTF8&qid=1390519669&sr=8-4&keywords=400w+6500k+bulb or http://www.amazon.com/Energy-Miser-FE-IIIB-105W-65K-Fluorescent-Spectrum/dp/B0080IA3Z6/ref=sr_1_cc_2?s=aps&ie=UTF8&qid=1390521290&sr=1-2-catcorr&keywords=400w+6500k+cfl or http://www.amazon.com/Sunlite-05567-SU-Fluorescent-Spectrum-Daylight/dp/B002ZPML8M/ref=sr_1_13?s=lamps-light&ie=UTF8&qid=1390523813&sr=1-13&keywords=400w Any good for a 3x3x3ft? 1 light for 1 plant thanks