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.
Contains precision gasses for enhanced spectral output
Generates much less heat than HPS and MH
More closely matches sunlight than ANY other lighting solution available
Growers report tighter inter-nodal spacing and better yields on flowering plants
4K 315W Single Ended CMH
Initial Par: 540 umol/s
Manufacturer: Grower's Choice