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Check out more gardening recommendations: 21 Best Gardening Tools to Tend Your Plants Like a Pro. 10 Self-Watering Planters to Make Gardening Much Easier
4. Root Farm All-Purpose LED Grow Light. Best for Starting Seeds. Starting plants from seed lets you get a jumpstart on the growing season, so your plants are ready to go in the ground as soon as ...
These lights offer strong artificial sunlight for seedlings, veggies, and plants. Shine them in your closet or basement and keep those leafy friends happy.
Ficus plant grown under a white LED grow light. A grow light is an electric light that can help plants grow. Grow lights either attempt to provide a light spectrum similar to that of the sun, or to provide a spectrum that is more tailored to the needs of the plants being cultivated (typically a varying combination of red and blue light, which generally appears pink to purple to the human eye).
Like other gas-discharge lamps such as the very-similar mercury-vapor lamps, metal-halide lamps produce light by ionizing a mixture of gases in an electric arc.In a metal-halide lamp, the compact arc tube contains a mixture of argon or xenon, mercury, and a variety of metal halides, such as sodium iodide and scandium iodide. [7]
As the HID lights use less than half the power of an equivalent tungsten-halogen light, a significantly smaller and lighter-weight power supply can be used. HID lamps have also become common on many aircraft as replacements for traditional landing and taxi lights. [citation needed] HID lamps are also used in lamps for underwater diving.
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