The Grower’s Choice 10K bulb is for growers who are looking to maximize yield and resin production, making it suitable for the last 7-14 days of flowering. The 10K contains UV-B light, which is widely known to increase resin production, as the plant forms its own kind of “sunscreen” to protect itself from the ultraviolet light.
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Outputs UV spectra for enhanced resin production
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5% degradation rate at 10,000 hours
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High quality quartz glass for consistent spectral output and PAR production
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Increases resin production by weight during late flowering

Technical Specifications
Lamp Type: Metal Halide
Wattage: 1000 Watts
Style: Double Ended
Weight: 5 Ounce
Lifetime: 6000 hrs
Purpose: Vegetative
Light output (Lumens @ 100 hours); 70,000
Lumens per Watt: 70
Correlated color Temperature: 10K
Color Rendering Index: 90
Photon Flux: (umols/s): 1350