Are you in search of 300 Watt LED Grow Light?
Then let’s help you choose one of the best for your indoor garden.
Our team researched well to sort out top ten LED grow lights from the category of 300W LED grow lights.
It doesn’t matter whether you’re a professional or a beginner in indoor growing (leafly). Your plants need best light possible to survive and sustain a healthy life cycle.
But the selection of lights should be according to your needs like growing plant types, the phase of your plants and above all your grow space.
- 1 Best 300 watt LED Grow Lights of 2020
- 1.1 10. MEIZHI 300 Watt LED – Grow Light For Indoor And Hydroponic Grow.
- 1.2 9. BloomSpect 300 Watt – LED Grow Light For Indoor Growing.
- 1.3 8. Releadro 2nd Gen Series – 300 Watt LED Grow Light
- 1.4 7. MEIZHI Reflector Series – 300W LED Grow Light
- 1.5 6. Maxisun Dimmable – 300W LED Grow Light
- 1.6 5. MarsHydro 300W – Full Spectrum LED Grow Light.
- 1.7 4. ViparSpectra Reflector Series – 300 Watt Full Spectrum LED Grow Light.
- 1.8 3. Roleadro GalaxyHydro Series – 300W LED Grow Light
- 1.9 2. Roleadro GalaxyHydro Series – 300W LED Grow Light with Daisy chaining.
- 1.10 1. Advanced Platinum Series P P300 – Full Spectrum LED Grow Light.
Best 300 watt LED Grow Lights of 2020
If you’re planning for a smaller sized garden with less number of plants then investing your money in massive high duty grow lights doesn’t seem like a right move.
So, here we are to present you best 300 watt LED grow lights. We’ll review top ten grow light, and you can quickly identify which will suit your needs.
Let’s get started.
10. MEIZHI 300 Watt LED – Grow Light For Indoor And Hydroponic Grow.
The first beast we’re reviewing is from a well know manufacturer on the LED grow light market. When it comes to your plants needs it will handle everything. As it gets cleared from the title itself, this 300 watt LED grow light can be used for hydroponic plants as well as for other growing plants which are usually planted and raised in the soil like cannabis or weed.
If we talk about its form factor, then it’ll come in the dimensions of 15.7” x 10.8” x 5.5” and weighs 7.15 pounds while shipping. These dimensions are essential here as based on these dimensions you can determine well whether it can be accommodated inside your grow tent or not.
When it comes to the efficient light, it is well capable of providing full spectrum light for your plants, that’s what manufacturer is claiming. If we look at existing user experience, then we got an average response from them with the mixed opinion for the fact about its full spectrum ability.
This LED is equipped with 60 Epistar LEDs each of which has been operated on the 5W chip. And the focusing angle of this LEDs is mixed with 90 degrees and 120 degrees, Which results in even light spreading mechanism for your weed plants.
With an average power draw of 130 watts, this 300 watt led grow light can provide an average coverage area of 2’ x 2’. Within this coverage area, this grow lights suits all kind of your plants as well as all the stages of the growing plants, i.e., Hydroponic, indoor greenhouse as well as seedling phase, vegetative phase, and flowering phase.
It’s important to consider that it doesn’t have any dual-mode switches. So, to use it for entire life cycle proper height adjustment is required when your plants move from Veg to Bloom.
When we looked at its heat dissipation capabilities, it is doing a good job. It is capable of keeping the temperature inside your grow tent in control with the help of aluminum sinks and cooling fans.
Apart from its technical specifications and practical abilities this 300 watt LED grow light comes with 1 year of manufacturer’s warranty and 30 days of unconditional return policy.
9. BloomSpect 300 Watt – LED Grow Light For Indoor Growing.
When we’ve looked at this full spectrum LED grow light our prediction was shocking. We considered this product to be an affordable 300W LED grow light but when we researched about its capabilities and taken opinions from existing cultivators with this BloomSpect Grow Light our perception proven wrong.
Yeah, it’s not just an affordable product with average capabilities. If you’re also guessing it to be affordable just because of its price, then its price is low because it’s being priced competitively.
It is offering everything that you’ll expect from highly priced products from the LED Grow Light Tycoons.
If you’re searching a 300W LED grow light for your 3.28’ x 3.28’ x 6.56’ grow tent, then it comes in the dimensions of 11.8” x 8.3” x 2.4” and weighs approximately 6.7 pounds which can easily fix inside your grow tent.
By using 60 Epistar LEDs of 5W chips, it’s well capable of providing best suitable full spectrum light for your plants. It’s being said that this grows light is capable of mimicking real sunlight by providing blue, red and white bands of light. LEDs are covered with optical lens, and focusing angle of this LEDs are 90 degrees which spread light evenly on your weed canopy and avoids any direct harm to your plants.
This 300 watt LED grow light comes with daisy chaining abilities so you can always expand your grow space by extending another grow light with it. On the other hand it also doesn’t have any dual-mode switches, so it’s recommended to set it at the height of 24”-28” during seedling, 16-20” during vegetation, 12”-18” during flowering.
If this grow light is handled perfectly then, it can provide you with an average coverage area of 3’ x 3’ during vegetation and 2’ x 2’ during flowering.
With these all abilities, it only consumes average 132W of electricity while providing best full spectrum light to your cannabis plants. At this power draw, it’s claimed by the manufacturer that it can replace a 250W HPS system easily.
Heat dissipation capabilities of this 300W LED grow light is also good because it can keep the temperature inside your grow tent cool even after 24 hours of continuous use. Yeah, it is equipped with aluminum heat sink and cooling fans to keep it cool.
When it comes to maintenance, this 300W LED grow light comes with 3 years of manufacturer’s warranty and 30 days money back guarantee.
8. Releadro 2nd Gen Series – 300 Watt LED Grow Light
Selection of Best 300 watt LED grow light becomes easy when someone makes some advancements in their products to serve their customers with highly efficient product. And that’s what Roleadro had proven by manufacturing this beast.
This grow light performs at its best throughout your plant’s life cycle. Yeah from seedling to harvest it’s going to be the best companion for your plants if you plan to invest your money in it.
With maximum blue light capability, it can bring magic inside your grow tent. Yeah, the blue light ratio in this 300 watt grow light is well capable of improving leaf building in your plants, Which makes it one of the best 300 watt LED grow light.
This amazing grow light is equipped with 60 LEDs with 5W chip and 120 degrees angle of these LEDs helps to generate 25% more nutrients for your plants by improving photosynthesis process.
When it comes to form factor then dimensions of this LED grow light is 14.57” x 11.02” x 2.36” and it weighs around 5.45 pounds while shipping. So, you can determine whether this beast can accommodate inside your grow tent or not.
At a recommended height of 18”-24” it can cover around 3’ x 3’ of your grow space. This grow light needs to be adjusted accordingly when your plants grow phrase changes from one to another.
By providing efficient and full spectrum light to your indoor plant this beast only pulls 125W of electricity. And can easily replace an HPS system with 250W-300W.
If we concern about its ability to control temperature inside grow tent, then it does a perfect job inside your grow tent too with the help of heat sink and ETL certified cooling fans.
7. MEIZHI Reflector Series – 300W LED Grow Light
Surprised to see one more from the same manufacturer? Then, yeah it’s with some advancements in itself.
This 300 watt LED grow light from Meizhi has some of the advanced features which were not included in its previous sibling.
Advancements are not just regarding technical specifications but in its practical abilities too. But it’s good to keep in mind everything comes at a price. Yeah, it is priced somewhat bucks more than the previous one.
With reflector panel and 120 degrees focusing angle of LEDs, it is well capable of maximizing light spreading efficiency which results in heavier yields and more resinous buds in hand at the end.
With the help of 60 LEDs of 5W each, it can provide your plants with optimal full spectrum light which is best for improving your plant’s health and nutritional potential.
This grow light comes with dimensions of 12.6” x 7.9” x 3” while it weighs around 7.6 pounds.
At the height of 18” it can cover around 2’ x 3’ of your grow space with ease. This 300 watt LED grow light comes with dual switches, and hence you’re not required to worry about adjusting its height every time. Hence, it is advised to set it accordingly to achieve maximum coverage area during vegetation.
With this potential, it only consumes 139W of average electricity while in operation. Which is equivalent to 300W HID system and can easily replace an HPS system of 250W-300W.
If you’re bothering about the temperature inside your grow tent, then this grow light is equipped with multiple high-speed fans which are well capable of keeping it cool. But it’s important to keep in mind that each of this fan works systematically. Means, during veg mode fans, will be ON while during Bloom it’ll be OFF and if you keep Veg and Bloom both ON, then fans too will be ON.
This beast also comes with 1 year of manufacturer’s warranty and 30 days money back challenge.
6. Maxisun Dimmable – 300W LED Grow Light
Didn’t you found the best companion for your indoor garden in the segment of 300 watt LED grow light? Then, this is one of the best 300 watt LED grow light we’re going to review in this article. After reading about this product, you will most probably get the best companion for your weed plants.
This dimmable 300W LED grow light from Maxisun is a magical piece from the manufacturer. That’s because its quality of light and possible tweaks in settings are marvelous addition on this grow light.
This 300W LED grow light is equipped with 62 Epileds/Bridgelux LEDs of 5W each, and systematic placement of this chips on the panel makes it different from other full spectrum LED grow lights.
Yeah, it’s a full spectrum LED grow light with IR included, providing your plants with best possible nutritional potential light throughout its life-cycle.
Recommended heights for placement are 24”-28” during Germination/Seedling, 18”-24” during Vegetation and 16”-20” during flowering.
Product dimensions are 15.7” x 8.4” x 2.4” and at the recommended height this 300W LED grow light can cover around 3.5’ x 3.5’ of grow space during vegetation while 2.5’ x 2.5’ of grow space during flowering.
Quality of light doesn’t need to be discussed at all because there’s nothing to feel skeptical about it.
Apart from everything it comes with a dimming control in itself by using which you can manage the intensity of light over your plant efficiently. This addition makes its users invest their money in it.
It also comes with daisy chaining ability which lets you connect more than two LED grow lights together.
There are also several cheap LED grow lights available on the market which are also offering dimming function. But, this 300W grow light is different from others and here you won’t needed to compromise on the quality of light.
Average power draw of Maxisun 300W LED grow light is 142W which can easily replace a 250W HPS system.
When it comes to heat management inside grow space then also they’ve equipped this grow light with multiple cooling fans and aluminum heat sinks.
This product comes with 3 Years of the Warranty period and 60 days hassle free return policy.
5. MarsHydro 300W – Full Spectrum LED Grow Light.
This fabulous piece from well-known manufacturer MarsHydro is designed for everyone who wants to make their plants happier forever.
This grow light is one of the Best 300 watt LED grow light which won’t let you down ever. When it comes to quality of light, it is equipped with 60 Epistar LEDs of 5W each and color band is balanced by scattering all over grow light panel.
This grow light can deliver wavelength of light which can be fully absorbed by your canopy and get all essential nutrition’s required by the sunlight.
The form factor of this 300W LED grow light by MarsHydro is of 12” x 8” x 3”, and it weighs around 5.58lbs while shipping.
At a recommended height of 12” to 30” this marvelous piece can cover around 2’ x 2’ of grow space easily by providing full spectrum light to your plants. The spectrum of light is balanced and can help your plants in various processes like leaf building and cell building.
This product only consumes 132W of electricity, but effect and quality of light are capable of replacing an HID system of 150W.
When it comes to usability, it is not just a grow light used for the plant in the soil it can also be used for hydroponic plants. Yeah, it can help all kind of plants to sustain better health and improvement in yield per watt of electricity.
If you’re tired of keeping your grow light in control all the time, then it comes with a built-in automatic timer which can operate your grow light while you can seat back and relax.
For heat management, it is equipped with multiple cooling fans which runs extremely quiet all the time, and on the other hand, it also has advanced and improved aluminum heat sinks.
While trust factor of LED grow light is marvelous as it is hot famous among fellow cultivators and it will be well tested before shipping.
It comes with 1 year of authentic warranty and 30 days money back guarantee.
4. ViparSpectra Reflector Series – 300 Watt Full Spectrum LED Grow Light.
ViparSpectra is yet another huge name on the LED grow the light market. They are known for manufacturing best LED grow light for the fellow cultivators. And, when it comes to Best 300 watt LED grow light then also it can’t be forgotten.
As we said, they are known for quality products this 300W LED grow lights also comes with all those features which are generally expected by any of the cultivators.
This grow light is a scientifically engineered product by viparspectra which is designed in a way so that their user get best out of it.
This 300W beast is equipped with 60 pcs 5W Epistar/Bridgelux LEDs that generates immense light for your growing plants. The generated light is full spectrum which covers almost all the needed bands for your plants So that your plants can sustain the healthy life and you can get more substantial yield at the time of your harvest.
Its reflector style is the best addition to spread light evenly over your plants and to provide your all plants with an equal amount of light.
This light can be used for multiple purposes so you can use it for your hydroponic plants as well as your plants in the soil like cannabis or say weed.
Form factor of this amazingly designed 300 watt LED grow light is 12.6” x 7.9” x 3” and it weighs approximately 6.95 pounds.
At the recommended height of 24” it can provide you with 2’ x 2’ of coverage area during vegetation, and on the other hand it can cover around 1.5’ x 1.5’ of coverage area during flowering at the height of 18”. And on a side note, actual power draw of this 300W LED grow light is only 136W which can easily replace your HID/HPS system of 250W.
If you’re worried about its coverage area, then we’d like to clarify one thing here that flowers which have been raised under this grow light are found to be more resinous and bigger compared to other cheap LED grow lights. So at the end, you’ll be getting bigger yield per watt of electricity which confirms that your money isn’t gone into the vein.
This product comes with daisy chaining feature and lets you connect another grow light with it directly whenever you plan to expand your grow space.
As far as its heat dissipation abilities are concerned, then it has advanced and well-researched placement of aluminum heat sinks and it also has multiple and extremely silent cooling fans to avoid excessive temperature inside your grow tent.
This marvelous product comes with a fabulous warranty period of 3 years and manufacturer’s also offering 30 days money back return policy.
3. Roleadro GalaxyHydro Series – 300W LED Grow Light
Hey pal, didn’t you yet find one best led grow light for your grow space?
Then don’t worry, we are here, and we are not done with our list here’s our 3rd top most product available in our best 300 watt LED grow light reviews.
This beast from Roleadro has some fantastic abilities which attract many experienced cultivators too.
Unlike other 300 watt LED grow lights this is not equipped with 60 LEDs instead it is equipped with 100 LEDs of 3W each, Which increases the proportion of light for growing plants. This placement is the result of their 9 years of research, and it proves its ability to generate full spectrum light for your weed plants.
If you’re concerned with its dimensions then it’ll come in the size of 12.1” x 8.2” x 2.4” and it weighs 2.5Kg at the time of shipping.
Generated light covers all essential bands, and on the other hand, it also has one IR and one UV light which is enough for 300W LED grow light because excessive IR and UV doesn’t make sense as well as it harms your plants.
Lights range of the Red spectrum is excellent, and we’re sure that it’s the best companion for your plants during flowering. And red to blue ratio is 8:1 that takes care of your plants throughout their life.
As far as coverage area is concerned then this grow light by Roleadro can cover around 3’ x 3’ of grow space at the height of 24” during vegetation and on the other hand, it’ll cover around 2.5’ x 2.5’ at the height of 22” during flowering.
Power consumption is also fabulous and results in more yield per watt of electricity as it only consumes 132W of electricity by providing nutritional light to your plants.
If you’re bothered about the temperature inside your grow tent, then its marvelous cooling system and scientific design won’t let you down. As the panel used for grow light is scientifically designed and equipped with perfect circuit drivers which don’t generate too much of heat. But, still, it has advanced sinks as well as cooling fans for fabulous heat dissipation.
This excellent piece of satisfaction comes with 2 years of manufacturing warranty and lifetime consulting service.
2. Roleadro GalaxyHydro Series – 300W LED Grow Light with Daisy chaining.
Yeah, it’s from the same manufacturer and with some advancements in the specifications compared to its previously reviewed sibling.
While inquiring users we found that some of them were disappointed as they wanted another same light for their grow space but they needed one more power outlet inside their grow tent which wasn’t feasible for them.
And that’s the reason this marvelous piece is chosen as the Best 300 watt LED grow light in our segment review.
Yeah, they’ve done some of the modifications in their advanced version of the product which results in a bit higher cost than its sibling.
This product comes with dimensions of 15.8” x 8.3” x 2.4” and weighs 7.65 pounds. Based on this stats you can determine whether it’ll suit inside your grow tent or not.
If we talk about its light which should be our primary concern, then it won’t disappoint you. Products which has been launched after huge research tends to be demanding in the market. And this one is one of that kind.
Now, let’s come to the point. This grow light by roleadro delivers optimal full spectrum light which includes a taste of UV and IR. This grow light is equipped with 100 LEDs of 3W which is placed systematically on the panel. It uses zener to prevent break down in case any of the single LED stops working.
The excellent spectrum of light with red to blue ratio of 8:1 is best for your plant. This ratio helps your plants to sustain better health at its best while it improves your plant’s capabilities of growing heavier and resinous buds for you.
Coverage area by this 300 watt LED grow light is specified to be 3’ x 3’ at the height of 24” where the focusing angle of 120 and 90 degrees does their job correctly.
Power draw by this beast is claimed to be of 140W which can easily replace your 250W-300W of HID/HPS systems.
Daisy chaining is one more advantage added to the product which lets you connect multiple LED grow lights together using single power outlet. Though, lack of dual-mode switches may disappoint you as it doesn’t have any dual mode operational switch.
As far as heat management is concerned, then you don’t have to worry about it. As this scientifically engineered 300 watt LED grow light comes with advanced aluminum sinks as well as multiple cooling fans.
1. Advanced Platinum Series P P300 – Full Spectrum LED Grow Light.
And the beast arrives at the ceremony. Emperors usually don’t need an introduction. Here, we’re reviewing best 300 watt LED grow lights, and hence the Best can’t be neglected. Though we’ve already discussed this marvelous piece by Advanced Platinum in our buyer guide related to grow lights. But, still we’ll give you a short introduction to this product.
This 300 watt LED grow light Packed with everything that’s expected in an extra ordinary indoor growing light. But one of the best features about it is it’s PAR/lumen output. Which helps a grow light to generate most efficient light. Excellent full spectrum will be delivered to your little plants.
It’s observed that during flowering it makes your plants happier by delivering tremendous and most required red spectrum amazingly. Which in turn results in substantial yield. On the other hand, it utilized less electricity which lets you save your bucks in long turn…
For more information about this beast in our series of best 300 watt LED grow light please click here.
Do checkout Best 600 watt led grow lights too!