GE High output T5 fluorescent lamps are available in 3000° Kelvin and 6500° Kelvin temperatures. Use 3000K for flowering and fruiting, and 6500K for vegetative growth or mix the 3000K and 6500K for full spectrum lighting. The GE T5 lamp is the bightest on the market. T5 ballast required.
GE T5 High Output Fluorescent Grow Lamps