Are LED Grow Lights Safe?

Hydroponic technology has made growing plants, vegetables, and cannabis inside your home or indoor gardens an easy process. With help of LED Grow lights, we can mimic the sunlight with full spectrum and wavelength for optimum growth of plants. Use of grow lights have taken the indoor farming to the next level.

There is no doubt that led grow lights have numerous benefits, but still there are many people who are confused about their safe use. If you are one of them who are concerned about whether these grow lights are safe for humans or not, you are not alone; it’s often asked many times.

Overexposure to any light, even natural Sunlight can be dangerous. That’s why people use protective gears or sunscreen lotions when they are exposed to sunlight for long hours.

In this following article we will clear all your doubts and answer most of the question arise for the safe use of LED Grow lights.

Do LED Grow Light produce UV rays?

The wavelength of light rays that are not visible to human eyes and are below the wavelength of visible spectrum are harmful. UV rays and other radiations having lesser wavelength are dangerous for humans.
UV ray can be further classified in to three different types as UVB, UVA and UVC.

Among these three, UVC has the shortest wavelength and regarded as the most dangerous ones.

In the process of photosynthesis, plants do not require UV rays but the presence of them offers some advantages. Major benefits of UV rays for plants are protection from pests, quicker photosynthesis, and better yield results with high nutrients.

In short, LED grow light emit UV rays that offers more benefits to commercial gardeners.

Are LED Grow Lights & tent kits dangerous for humans?

To answer this question, we would like to ask another question about the devices you are using on daily basis.

Do you think Smartphone/Laptop screens poses danger to humans?

The most common answer would be Yes. We know that Smartphones or Laptop screens emit blue radiations harmful for human eyes, but does that mean we should stop using them?
Of course not! We just need to regularize our daily hours or can use blue rays’ protective glasses to protect your eyesight.

In the same way, LED grow lights also emit harmful rays, just like the sunlight or any other electronic devices but we just need to take preventive measures.

Following are the preventive measures you should take while working under LED grow lights

  • Wear horticultural eyewear to protect your eyes.
    There are protective glasses designed exclusively for use with LED grow lights to protect your eyes. They are inexpensive and unlike sunglasses, they won’t infringe your vision. As a result, they allow you to view your plants naturally in their true colors.
  • Don’t stare at lights continuously
    If you are using the fixture of LED grow lights with lot of blue and UV diodes, avoid staring at them directly to protect yourself from powerful light intensity.
  • Wear full body clothes
    The commercial growers or passionate gardeners should wear full sleeves clothes or protective dress to cover most of their body parts and need to control the time they spend while working under these grow lights.


LED grow lights are way safer as compared to other high intensity grow lights like HPS. However, there are still some risks and cautions, which can be easily overcome if handled with care. So, keep all things mentioned above in mind and stay fully safe.

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