The Grower's Choice Super High Pressure Sodium (HPS) Lamp is the classic and most popular choice for flowering rooms. High Pressure Sodium Lamps can be used through the vegetative and flowering stages, but the yellow spectral output makes them optimal for flowering.
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Enhanced green and blue for more natural growth
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Ultra high output: 1850 umol/s
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Peaks in the Far-red range to stimulate metabolic activity in flowering
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Long useable life: 95% at 10,000 hours
