Grower's Choice 10K 315 Watt Single Ended CMH Bulb

The addition of 10K UV light towards the end of the bloom cycle increases resin production in flowering plants as a defense mechanism in response to the ultraviolet light. Now, growers using CMH/LEC fixtures can get these benefits too with the industry’s first and only 315w 10K MH Finishing Lamp. Grower's Choice 10,000K 315 Watt SE CMH Bulb Features For use in 315w CMH fixtures Strong UV peaks for increased resin production Can be used for 25+ flower cycles before replacement Use only in the last 7-14 days of flowering Durable quartz glass arc tube ensures long usable life Specifications Spectrum: 10,000K - for increased resin production toward end of flowering Lumens Per Watt: 70 CRI: 90 Lumens At 100 Hours: 22,000 Photon Flux: 450 umol/s Lifespan: 10,000 hours See the full spec sheet here.