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Shenzhen Victory Lighting Single-End Power T8 4ft 1.2m 18W AC85-265V Spectrum Shift LED Grow Light

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Shenzhen Victory Lighting Co., Ltd.

China

low According to the above principles plant only for 400 520 nm blue and 610 720 nm red the spectrum have direct help growth effect so the academic concept of plant lights are made combination of red blue blue red all three forms to provide two wavelengths of light red blue used to cover the plant photosynthesis required wavelength range Using the data of general plant lamp general proportion of red and blue lights chromatography between 5 1 10 1 advisable usually 7 9 1

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