Best LED Grow Lights For Growing Cannabis in 2020 - International Highlife

Best LED Grow Lights For Growing Cannabis in 2020

Cultivating cannabis has become legal in many parts of the world in recent years and countries all around the world adopt more liberal cannabis laws.

Less strict laws lead to more indoor growing by individuals then there has ever been before. These small grow setups can save a frequent cannabis smoker a lot of money in the long run. An adequate grow light is essential for producing large yields.

We reviewed the best LED grow light options you can currently buy on Amazon and we also break down the main difference and advantages between the top 10 best sellers.

There are several reasons why you want to buy a LED light for your cannabis grow operation. It’s possible to mimic the same light from the sun using a full spectrum LED grow light. High-quality cannabis can be produced indoors as opposed to growing outside.

Growing inside a controlled environment allows for higher quality yields that average higher THC content compared to outdoor grows. Having the ability to control the plant’s food intake from light is the trick behind dense and potent nugs.

The cost to run LED grow lights vary depending on the watts; however, it’s much cheaper than any other technology. The number of plants being grown will determine the number of watts needed. We go over the suggested watts and amount of plants further below. This guide was made for those new to growing weed and want to learn more about the best LED grow lights to buy in 2019. We will keep this list updated as we discover new and improved grow lights for cannabis.

Best LED Grow Lights For Weed In 2019

So what are the best grow lights available for growing weed indoors? The technology has been advancing faster than ever now that the cultivation of cannabis is slowly legalized throughout the entire planet. Grow lights are becoming more efficient at producing more light while consuming less power than other types of grow lights. Now really is the perfect time to get your foot into the door growing marijuana with an affordable cost. It’s important to look for a light emitting diode grow light with a warranty; this will protect you from malfunction failures that can occur with this technology. A guarantee shows that the company has confidence in its product.

We researched the best selling on Amazon and broke down their key features and any issues we found in negative reviews. We save you from having to research the many LED grow lights available for sale online. Learn about the difference between an adequate and not so good LED grow light with our in-depth guide.

There are different stages for growing marijuana which include the vegetative and flowering. During the vegetative stage of growing weed, less light is required compared to the flowering stage. There are a few factors to consider when purchasing a grow light for growing cannabis. We are going to explain the most important features to consider when purchasing a LED light adequate for growing marijuana. Some LED cannabis grow lights have modes available for both the veg and grow stage.

Full Spectrum Led Grow Lights

What’s all the hype behind full spectrum led grow lights and are they worth the extra cost? This feature is essential for maximizing your indoor cannabis grow. Full spectrum provides the same effects as light from the sun. It mimics the same properties of sunlight and provides bigger grows compared to grow lights without full spectrum.

The price for a full spectrum LED grow light can range anywhere between hundred to a couple of hundred dollars depending on the number of watts.

Best LED Grow Lights On The Market

There is a lot to learn about the features that are important for LED grow lights. The most common thing you’re going to keep seeing is watts. This simply helps to determine how many plants the LED grow light can support.

Marijuana grow lights are more efficient and cheaper than ever. We found that Amazon had much better prices than any local hydroponics store in the bay area. It’s much cheaper to buy an LED grow light on Amazon than from a local store.

The price for growing your own cannabis will be paid back after your first grow operation if you have six plants grown in 5-gallon pots. It’s not required, but a grow tent should also be used for a better enivornment control.

It’s crucial to have absolute control over your cannabis grow area to prevent bugs that can destroy your entire efforts.

If you want to learn more about growing cannabis you should take a look at our growing section.

Top 10 Best LED Grow Lights 2019

There is a huge variety of LED grow lights available on Amazon. Positive customer reviews are an essential part why we listed these LED lights on top. Next to the positive reviews, we reveal what we found in the negative reviews to expose any issues. These best selling LED grow lights do not have any serious issues, more like little to none.

1. King Plus King LED – Best 1000 Watt LED Grow Light

We start off with the King Plus brand. While investigating this 1000 watt LED grow light we discovered outstanding customer service response. Their worst review became their best review after a customer of theirs reported the quality of their LED grow light was poor. This review was then updated from the customer reporting a replacement was given free of charge. This review received a large positive response from other Amazon customers. You can choose between 600W, 1000W and 1200W. 600W costs $89, 1000W $112 and 1200W $139.

With over 1’000 positive reviews, there are no other grow LED grow lights on Amazon with as many positive reviews as King Plus. The overall rating is 4.5 of 5 stars.

  • Light Life Space: 100,000 hours
  • Price: $112
  • Watts:1000
  • Warranty:3 years

2. ViparSpectra Fire Resistant Reflector LED Grow Light – 600 watts

Viraspectra UL Certified Reflector-Series 600W

The idea of a reflector on an LED grow light was a very good one until poorly produced LED grow lights from China started to catch fire.

This created a bad image for the technology. The company Viparspectra has developed their own fire resistant reflector. The huge advantage from the reflector technology is the higher PAR (photosynthetic active radiation) output.

A 4.5 rating from over 500 reviews proves that the clients are very happy with this product.

  • Watts:600
  • Price: $199
  • Warranty:3 years
  • Hours of use:100,000

3. Phlizon Marijuana LED Grow light

best led grow lights for weed

With a score of 4.3 of 5 from 609 reviews, this LED light has a solid rating. There are many different reviews done on youtube for the so-called best, and the Philzon grow light is a fan favorite. It’s always more authentic if these claims are supported by a solid grow report.

We recommend their 1200wat LED grow light for those who are growing 4-6 cannabis plants. It can fit comfortably in a 5×5 tent.

There is a double switch option that allows you to crank the light during flowering. All the essential spectrums are included with this grow light for growing cannabis, UV, white light, Red IR.

There was one common complaint found when researching the top most voted negative review, and it had nothing to do with the actual performance of this LED grow light. Instead, the number one complaint was merely that the box it comes in has the words grow light all over it. Discretion is always an important aspect for cannabis consumers, especially if you live in a state or country where cannabis is still illegal.

  • Watts: 1200
  • Price:$149
  • Warranty: 2 years

4. BESTVA 2000w LED Grow Light


This is a dual chip grow light with 10w per light. The BESTVA 2000w LED grow light for weed is as powerful as a 1400 watt HPS grow light. This LED grow light can adequately cover a 7×7 grow tent filled with cannabis plants. It has fans which run quietly and effective at keeping the LED lights cool.

The standard for a grow light ability to function should be 50,000 hours; this running up 100,000 hours. The best full spectrum led grow lights will range between 50-100 hours of life and come with a warranty to back that claim up! It’s not very heavy only weighing almost 11 pounds.

The rating of this LED is a 4.5 from over 300 reviews.

  • Watts:2000
  • Price:$219
  • Warranty: 3 years
  • Hours of use: 100,000

5. Yehsence 1500 watt LED Grow Light


This is a 3pc 5 watt each chip grow light with 1500 watts total. There is a switch for both veg and flower too making it possible to turn both on at the same time.

There is a 3-year warranty from Yehsence in case there are any mechanical failures. This is one of the lightest LED grow lights available for sale at only 6.5 pounds. This LED has a 4.5 rating from over 170 reviews.

  • Watts: 1500
  • Price: $149
  • Warranty: 3 years
  • Hours of use: 100,000

6. HIGROW 1000w LED Grow Light For Weed


The HIGROW brand has established itself as a reliable LED grow light for growing quality cannabis flower. The proof can be found on the review photos uploaded on Amazon from happy customers who bought this LED grow light.

The reason behind why this specific grow light for weed is so successful is because of the technology behind it. Each LED is super bright because they contain a double chip with 10 watts. There are 100 lights in total. This grow light can replace a 600W HPS and consume only 200W. This LED is rated 4.5 from over 170 reviews.

  • Watts: 1000
  • Price: $109
  • Warranty: 3 years
  • Lifespan: 50,000

7. MARS HYDRO Cannabis LED Grow Light

what is the best led grow light

The Mars Hydro offers the perfect solution for beginners and growers with a limited budget. We found a lot of satisfied buyers who shared pictures of their cannabis grows with this LED light on Amazon. Many photos are of large colas covered with trichomes.  Mars Hyrdro sales grow lights for cannabis that range from 300-1200 watts. Starting price for a Mars Hydro cannabis led grow light is $72.99 and ranges up to $863.00. At the moment there are a total combined 1050 reviews which average 4.4 stars on Amazon for this LED light.

  • Price: $72.99
  • Watts: 300
  • Warranty: 3 years
  • Lifespan: 50,000

8. AGLEX – Efficient Full Spectrum LED Grow Light


There is a 600 watt and 1200 watt version of this cannabis grow light. We liked the design better than all the others on our list. For a 3×3 grow area we recommend the 600-watt version. This brand claims its product will beat the competition with superior harvest and quality. This is a reflector type LED grow light which will emit more photons.

The Aglex 1200 watt is as strong as the 1000w HPS grow light and can replace it sufficiently. Making the switch from HPS to LED will reduce your electricity bill significantly. It allows for a more efficient grow setup that is the most cost-effective. This LED light enjoys an excellent rating so far with an average of 4.6 from over 50 reviews.

  • Price: $229
  • Watts: 2000
  • Warranty: 3 years
  • Lifespan: Could not locate information.

9. YGROW – Best LED Grow Lights For Cannabis

best led light for 4x4 grow tent

Another reflector design LED grow light for cannabis. After there being fires from other brands, this company decided to add a shut-off feature if the temperature reaches 95 degrees. There is an 18 hour limit max use for this particular model.

This brand has only 75 and 600 watts available, we recommend their 600 version for your 3×3 grow tent. This light emits every spectrum the sun does which results in cannabis plants growing to their full potential.

Amazon buyers rated this item with an average of 4.2 coming from over 170 reviews.

  • Price: $84.99
  • Watts: 600 watts
  • Warranty: 2 years
  • Lifespan: 50,000

10. VIVOSUN 300W –  Best LED Weed Grow Light


This brand is well known for its high-quality marijuana to grow tents and they are quite popular. Vivisun has developed high efficiency performing LED lights for growing weed.

Although people say this is nearly identical to the LED grow light from Viparspectra, it has superior airflow and a stronger fan.

Their 300 watts grow light is perfect for those who have a small growing area such as a 2×2 tent. This is perfect growing cannabis seeds and clones during the vegetative state. This product has a 4.3 rating on Amazon coming from over 50 reviews.

  • Price: $65.00
  • Watts: 300
  • Warranty: 3 years
  • Lifespan: 100,000

Best Grow Lights For The Money

That completes our list of the best LED grow lights. Follow our list to find cheap and high-quality light for growing cannabis at home.

Make sure to avoid unknown products with little to no feedback. It’s probably not worth the risk and it could also result in a low-quality harvest.

This list is a good starting point for everyone who’s looking into growing cannabis at home. If you don’t want to spend an excessive amount of money, this list is even better for you.

We understand that it can be a daunting task to research the best LED grow light for growing marijuana, especially if you don’t have any expertise. A few years ago we have been there as well and that’s why we developed this guide, not only for the beginner but also also for the advance grower.

We made it easy to identify the latest marijuana growing lights and technology with our list. By now you have gone throughout the list and can determine what led grow light is best for weed.

The next crucial step is learning how to maintain your grow and not disturbing your plants while they have the lights off. Allowing light to touch your cannabis plants while they are sleeping can ruin your entire crop. We explain how to avoid ruining cannabis grow operation and what steps to follow for an efficient experience.

How to Grow Marijuana

It’s essential to learn about the best practices when you grow your own cannabis. Following a schedule for growing cannabis is the best method for beginners.

Don’t worry because we wrote an in-depth on how to grow weed guide from our professional grower. If you follow this guide, you will be able to set up an efficient grow operation. Growing for the first time can lead to a lot of beginners mistakes that can be avoided with our how to grow marijuana guide.


We’ve been amazed by how many products we found on Amazon. The best thing about the LED grow lights is their ability to reduce the cost of your electricity bill. Further, the initial cost to buy a LED light is much more affordable than any other type of light. If you don’t want to support Amazon, make sure to check out your local headshop. Many of them already carry LED products.

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