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Wattages

Understanding HID Bulbs
HID Bulb Comparisons
To learn more about HID lighting read our buyer's guide. HID Lighting Buyer's Guide. Also check out our HPS Bulb Comparison Review to find the best value bulb for your garden. Metal Halide lamps are for the beginning stages of growth, known as the vegetative stage. High Pressure Sodium bulbs are made for the later stages of growth known as the flowering or blooming phase.

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