The Grower's Choice 4K bulb is a slightly warmer metal halide, making it suitable for both flowering and vegetative growth. Growers get the most use out of this style of bulb towards the end of the vegetative stage.
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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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Designed to prolong bulb life and preserve light quality
