LED Grow Light

Everything to Know about LED Grow Lights for Seedlings


LED Grow Lights for Seedlings: A Comprehensive Guide

LED grow lights have contributed to indoor gardening to a new level and quickly become the go-to choice for growing seedlings.  LED grow lights for seedlings are incredibly energy-efficient and can provide the exact spectrum of light that plants need for optimal growth. With the vast array of LED grow lights available today, finding the best one for your seedlings can be daunting. To help you out, we’ve tested the best LED grow lights for seedlings and now provide you with all the information you need. In addition, this post also covers essential tips on how to use led grow lights for seedlings

How LED Grow Lights Benefit Seedlings

Compared with traditional lighting for seedlings grow, LED grow lights for seedlings benefit your plants in multiple aspects, including energy consumption, lifespan, spectrum, and heat emission. 

  • Low power consumption. LED grow lights for seedlings use less energy than traditional lighting options, such as fluorescent or incandescent bulbs. This means that you can save money on your energy bills while still providing your seedlings with the light they need to grow.
  • Long lifespan. LED grow lights for seedlings have a much longer lifespan than traditional bulbs. The old-school grow lights need to be replaced every 1 or 2 years, luckily for you, that’s not the case for LED grow lights.
  • Customizable spectrum and intensity. With full spectrum LED grow lights for seedlings, you can adjust the light wavelength to provide the specific spectrum of light that your seedlings need for optimal growth.
  • Low heat emission. Seedlings are delicate and can be easily damaged by excessive heat, so it’s important to use lighting that emits minimal heat to prevent your seedlings from being too hot or dry.

Best 3 LED Grow Lights for Seedlings 

Before diving in to select the best LED grow lights for your seedlings, there are a few key factors to consider.

  • Size of growing area. The size of your growing area will determine how many LED grow lights you’ll need to purchase.
  • Light spectrum and intensity. The lighting requirements vary among different plants, so it’s important to choose full spectrum LED grow lights for seedlings that cover the right light spectrum for your plants.
  • Power and wattage. The power and wattage of your LED grow lights will determine how much light they emit and how much energy they consume.
  • The coverage. The coverage of your LED grow lights for seedlings will also impact how your seedlings grow. You’ll want to choose lights with a wide coverage area and adjustable angles to ensure that all of your seedlings receive adequate light. 

With all being said, you should have a rough plan about your desired LED grow light for seedlings in mind. Now, let’s move forward to see the top 3 LED grow lights that would help your plants grow. 

Spider Farmer SF-1000 LED Grow Light

With over 10 years of experience in manufacturing LED grow lights, Spider Farmer designs and creates professional LED grow lights for seedlings with more efficient and reliable outcomes for plant growth. 

In their LED grow light lineup, the Spider Farmer SF-1000 LED Grow Light is a popular grow light option for seedlings and indoor plants. This full spectrum LED grow lights for seedlings is well known for its high energy efficiency, easy setup, and full-spectrum light output. Check below for detailed pros and cons of this product.



  • A full spectrum that covers a wide range of light spectrum, including blue, red, IR, and white light, offering all essential lights for the optimal growth of your seedlings.
  • With an energy consumption of only 100 watts, the SF-1000 is highly energy efficient and can save you quite a bill.
  • Spider Farmer SF-1000 LED Grow Light is designed with a dimming knob that enables you to adjust the light intensity in specific scenarios.
  • Easy-to-use design that comes with an instruction manual, a pair of silver hooks, and a pair of black hangers for light setup. 


  • May not provide enough coverage area for larger grow spaces or multiple plants. Fortunately, Spider Farmer offers bigger LED grow lights.
  • Some users have reported that the light can get hot, so it’s important to use proper ventilation systems and cooling measures.
  • While it’s a popular and well-regarded LED grow light for seedlings, it may not be the most budget-friendly option on the market.

Barrina T5 Grow Lights

Barrina T5 Grow Lights are LED lights designed for indoor gardening and hydroponic systems. Coming in different sizes, the lights emit a full spectrum of light, including blue and red wavelengths that are necessary for seedlings growth and photosynthesis. 

Here are some potential pros and cons of using Barrina T5 grow lights:


  • The Barrina T5 grow lights provide the light that is infinitely close to natural light, which can promote early maturity and increase production while improving fruit quality.
  • The lights that Barrina T5 grow lights offer can extend the growing season and achieve anti-season cultivation, making them a perfect option for indoor plant growing.


  • Occasionally, plants grown under T5 grow lights can have smaller yields, especially if you use them in the flowering stages of plant growth.
  • The price of Barrina T5 LED grow lights can be higher than that of traditional T5 fluorescent bulbs.

Growstar LED Grow Light

As an energy-efficient plant light, Growstar LED grow light uses only 70 watts of power with 222 LED lights, which is equivalent to traditional high-wattage light. Meanwhile, as a full spectrum LED grow lights for seedlings, it produces a 380-760nm full spectrum with UV and IR, providing indoor plants with the right light spectrum for all growth stages, from vegging to flowering. 

Here are some potential pros and cons of using Growstar 1000W LED grow light:


  • By adopting a 90-degree optical lens, Growstar is able to produce high PAR and Lumen, which can reduce up to 40% light loss. 
  • The Growstar LED Grow Light has a higher PPFD value, with diodes offering a high efficacy rating of pdf per Joule (2.7 umol/J @ 110v ac).


  • Reviewers have noted that the Growstar LED grow light may not be as effective as other brands in terms of plant growth and flower production. 
  • It’s reported that the quality of the components may not be as high as other brands, which could impact the longevity of the product.

Working Tips on How to Use LED Grow Lights for Seedlings

To get the right amount of light and help your seedlings grow strong and healthy, it’s important to know how to use LED grow lights properly. To help you out, we’ve gathered some essential tips in the following. 

  • Set up the grow lights at an appropriate distance from the seed trays, according to the manufacturer’s instructions.
  • Use an 18/6 light schedule for seedlings.
  • Ensure the seedlings receive strong light once the first leaves have emerged to prevent them from getting leggy and weak.
  • Plug the grow lights into an outlet timer so they turn on and off automatically.

FAQs about LED Grow Lights for Seedlings

  1. Are LED grow lights good for seedlings?

Yes, LED grow lights are good for seedlings. They provide the necessary light for seedlings to grow and can be adjusted to the appropriate distance from the plants for more accurate lighting. 

  1. What color LED grow light is best for seedlings?

For seedlings, it is recommended to use LED grow lights that emit a blue-green spectrum or balanced light spectrum. Plants use more blue and blue-green light during their early stages, and more red light later on in their life cycles when they begin to flower and produce seeds.

  1. What is the best LED grow light for seedlings?

Among all the LED grow lights for seedlings, Spider Farmer SF-1000 LED Grow Light outranks other competitors thanks to its wide spectrum coverage, high energy efficiency, and trusted high quality. 

  1. How many hours of LED light for seedlings? 

It is recommended to keep the LED grow lights on for 12-14 hours per day during the germination and early growth stages and reduce the amount of light to 8-10 hours per day once the seedlings have several sets of true leaves. 


This post shows you the benefits of using LED grow lights for seedlings, the best LED grow lights for seedlings, as well as valuable tips on how to use them. Among the three LED grow lights mentioned above, Spider Farmer SF-1000 LED Grow Light should be your go-to choice given its full support for your seedlings’ growth. 


About Ciki

With over three years of writing experience, Ciki aims to provide informative articles to help readers solve various planting issues.

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