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Why the LED plant fill light you buy is expensive

Sep 13, 2021

Whether you are a greenhouse grower or a green plant enthusiast, you will use the supplement light to supplement the light for the plants. Anyone who knows about the growth of plants knows that ordinary incandescent lamps, lighting lamps, and LED solar lamps have no effect on plants. Red and blue light is the most efficient way for plant growth to use sunlight, while ordinary lights lack red and blue light. Use red and blue light to supplement light for plants, and pay attention to the wavelength range of red and blue light that can supplement the light. Even if there is red and blue light in some LED lights, if it is not within the range, it cannot supplement light for plants. 

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At present, the most widely used supplement light on the market is the LED plant supplement light. The LED plant supplement light not only has red and blue light, but also has a full spectrum, and can also be customized for special needs. When people choose the fill light, besides the quality and effect, there is also a very important point that is the price. When searching for LED supplement light on the Internet, you will find that it is also an LED plant supplement light, but the prices of different brands of supplement light vary greatly, so why?


We all know that red and blue light is the best choice for plants, and the wavelength range of red light is generally between 620-780nm, and the wavelength range of blue light is between 450-490nm, but we have to understand that it is not as long as it is red and blue. Will play a role in supplementing light for plants. Red light with a wavelength of about 660nm and blue light with a wavelength between 450-470nm have the best light supplement effect on plants.

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Plant supplementary lights are mostly in the form of full red light, full blue light, combination of red and blue light, and full spectrum to provide light of two wavelengths of red and blue, covering the wavelength range required for photosynthesis. The red and blue light of different wavelength ranges have different effects on the growth of plants, and the technology required for the combination of red and blue light of different wavelength ranges is also different. The ratio of red to blue light is generally between 5:1 and 10:1, usually 7:1 to 8:1. If possible, the ratio of red and blue light can be freely customized according to actual needs. If you want different effects, you need different techniques and methods, so it explains why the same plant fill light, and some fill light is more expensive, because it brings good effects.