Grower's Choice 500W 4200K Single Ended CMH Grow Light Bulb

Grower’s Choice 4k-CMH Daylight lamp is the best option for hearty vegetative growth leading to a healthy bloom phase. With a Color Rendering Index of 98 and intense full spectrum the Grower’s Choice 4k lamp provides near sunlight photon output. This leads to healthier and more robust vegetative growth. For use in any 500W CMH fixture Produces more PAR per watt than standard Metal Halide Richest spectrum on the market CRI of 97 makes this lamp the closest solution to sunlight available promotes extremely tight internodal spacing leading to more flowering sites and a fuller canopy Offers significant improvement in spectral quality over standard Metal Halide