Cob LED grow lights are the latest trend for growing marijuana and weed indoors in recent times. These lights have completely replaced the traditional HID lights. Cob stands for chip on board grow lights, which are being deployed everywhere. Cob lights have comparatively good electrical efficiency, lives long and good light quality. Growing your plants under the light of the best COB LED light ensures a perfect growth.
Plants require artificial light indoors to create minerals and nutrients that are important for their growth and development. Without harming your plants, they can grow the best way under these cob led grow lights. You will find many types of Cob LED lights available in the market. But, finding the best one among the many available options is not an easy task. We have explored various types of cob LED grow lights and have compared them against each other explaining you its features pros and cons.
This review will allow you to choose the best-suited COB LED grow light. Here are some best cob light reviews to help you choose the best one, so let’s get started!
Our Pick: we suggest CF Grow CREE CXB3590 High Intensity full Spectrum Cob Led Grow Light as one of the best cob light for indoor marijuana production
High Intensity Full Spectrum Cob Led Grow Light
Rated by: Julian H
The CXB3590 CREE LED Grow Light has a simple design and it is very effective and powerful. The grow light comes with a single CXB3590 COB LED that delivers a very a strong light. The light is good for plants in both the vegetative and flowering phases. This is one of the latest trends of using cob led lights for growing marijuana and weed indoors.
The new professional COB LED grow light CXB3590 is used in hydroponics greenhouse tomato money plant as well as weed, helps in all the stages with full Spectrum of 380nm~780nm. It can also replace the 400W HPS growing lamp.
Each LED chips can take 120W power. Cree CXB3590 LED's are not only extremely powerful but they produce the best light Spectrum for indoor plantation. It takes the high light intensity of HPS bulbs and combines it with a high PAR output similar to Red Blue LED grow lights.
The LED driver of these lights is made by MEANWELL. It is of high quality which ensures more stability in voltage and longer life of the COB LED chips. There are more COB grow lights CXB3590 100W 400W 600W for you to choose from based of watt power as per your requirement; we suggest this cob led grow light as the perfect light for marijuana and weed growers.
CF Grow 400W Dimmable High Intensity LED Plant Grow Lamp
Rated by: Julian H
This new style professional LED COB light CXB3590-X4 is used for hydroponics greenhouse tomato money plants and as well as weed.
It helps in all phases growth with full Spectrum of 380nm~780nm. This is good for the beginning growth of seedlings, it replaces HPS 600W 800W growing lamp.
The LED is made by CREE CXB 3590 each LED chips can reach 100W power. Cree CXB3590 LED Chips are not only extremely effective but they produce the best light Spectrum for your indoor plants.
The temperature required for growing under this cob led grow light is as follows, Temperature: 26.7~30, CO2 enrichment: 1500ppm, potential.
The working environment for the light is -20~40 degree Celsius, 45%RH~90%RH. Required potential hydrogen (PH) is 5.5~6.3(soil), 6.0~6.5(wood).
Do not touch or move when the light working. Don't block the air inlet and outlet, keep air convection, don’t look at the CF Grow lights directly while it's on.
Lamp should not be hanged high so that it does not weaken the energy and affect the growth cycle of the plants. At same time, light should not be hanged too close to the plants as well, or it will damage the plants. About 1 meter height above the plants is a good height.
Full Spectrum, Dimmable High Intensity LED Plant Grow Lamp
Rated by: Julian H
The CF Grow CREE CXB3590 200w Full Spectrum COB LED Light has LED chips that can reach 120W power. It has a very high light flow. Each of the chips produces an amazing light spectrum for your plant’s optimum growth.
This lighting lamp has the same high intensity spectrum that you find in HPS bulbs. The cob led lights nicely combine the high PAR output to offer red and blue rays.
This feature allows plant growth during all stages of plantation. It is equipped with various LED grow lights that has large 90-degree glass lenses, providing high light output efficiency.
Furthermore, as per our testing it gives 97 percent light transmittance. You can use this light for approximately 12 hours which encourages foliage growth. The cob led grow light is expected to cover an area of 7.5-70 square feet.
We suggest you to hang the lights at 8 to 59 inches of height depending on the plant’s life cycle and its required lighting requirements.
This cob led grow light helps the weed growers the best possible way to grow marijuana indoors, with suitable light spectrum that helps in proper weed growth without any harm.
Hydroponic Indoor Plants Growing Lighting Fixture with Full Spectrum COB
Rated by: Julian H
The MAXGROW 900w Full Spectrum COB Led Grow Light features CREE/OSRAM led chips to form the shape of a sunflower which looks like a shape of the sun.
The built-in 105°optical holistic lens enables it to increase the light’s brightness. Unlike others cod led grow lights, these come with a daisy chainable option.
The par value of MAXGROW 900w is 260 watt. These cob led grow lights have a different design from other common led grow lights.
Max Grow MG900 plant cob led grow light looks similar to a sun that combines high efficiency full spectrum COB and premium CREE/OSRAM led chips to become a sunflower module.
The color of shell is tuned in the grass green color which allows the led grow lamp to blend with plants to create a more beautiful indoor planting environment.
Pop led grow panel use Chip on board tech as this hydroponic CREE LED grow light kits keep up with this trend. According to our testing we assure this is a full light spectrum cob led grow light, which is designed to provide the complete super efficient spectrum output.
This cob LED grow light has 105° optical lens to increase brightness level. The MG 900 led full spectrum grow light consumes only 260watt. While, it can also replace typical 520W HPS or HID grow light fixtures. Maximum coverage is 1.5㎡. It’s simple and easy to install. All MG series led grow light comes along with 365 days warranty and 30 days 100% money back guarantee.
Rated by: Julian H
This is another best option for indoor marijuana growers. AGLEX 1200W COB LED Grow comes with strong Light and broad nature spectrum.
This lights 380-780nm light spectrum is ideal for all kinds of indoor plants VEG and flower at all growth stages. It is with High Pars value, High yields and Low heat.
AGLEX cob grow light bulb spectrum has proved to be a perfect full spectrum light for growing indoors.
The latest white COB light technology and high power double-chip LEDs is serving the users the best way. AGLEX Patented Modular Reflector is scientifically engineered to deliver an outstanding PAR readings and ideal coverage.
Its big and high rotating speed fans are applied. AGLEX LED grow lamps are much cooler and quieter than others. It comes with a UL high quality power cord.
The overall structured quality of this cob led grow light makes the whole fixture safe and more reliable. The AGLEX COB Light also comes with a daisy chain able feature which can make your plantation easy.
2nd Generation LED Plant Lamp with ON/OFF Switch and Timer Function
Rated by: Julian H
The ROLEADRO 800W cob led grow light is another very powerful full spectrum grow light that helps you to grow marijuana indoors.
This light gives out a very good performance and has some of the most impressive features that will amaze you. This cob led grow light comes in a lower Price with Better Light. It is definitely Worth Having.
Light has centralized lighting source which helps the plants to grow with a better heat dissipation system.
This cob led grow light helps in fast growing of plants and improves your output. High quality EPILEDS LEDS, new LED technology innovation creates the most similar light as the sunlight.
These cob led grow lights have a longer lifespan and provide good care to the plants. Sunflower radiator system, make the temperature at the bottom of the chips is lower than 118.4 ℉. It produces less heat and save energy.Light also has UL proved cooling fans with lower noise and won’t affect your daily life and rest.
The lights modular light design makes it easy to use. If a part of the light breaks, other parts will keep working. Besides that, it’s easy to fix in case a part is broken.
It is very convenient to use cob grow light and allows you to set a cycle working time for it, and the plant light will work or off on your set time. Marijuana growers will love this.
2 Dimmers 100W COB B400 400W for Hydroponic Indoor Plants VEG and Bloom Beast
Rated by: Julian H
B400 variant of Bloom Beast cob led grow light is there in the market since 2010. So, it’s understood that their expertise and experience in manufacturing would be the best.
It’s a unique design light and its panel is built using extremely high-quality material. This light will help the marijuana growers in the best possible way for indoor weed growing.
The light has 4 cobs of 100 w each and each one is supported by an advanced multi layered convex optical glass.
This mechanism is implemented on the COB led grow light to attain a highly uniform and dense ray of light.
Moreover, it also helps in getting highly optimized coverage and avoids hot spots or wastage of energy and light.Bloom Beast 400 Watt COB Grow Light spreads a 12 band full spectrum light along with vital UV and IR elements.
This light comes with two separate fully functional and user-friendly dimmer knobs, giving you the comfort of adjusting light quality and brightness according to the current phase of your marijuana plant’s lifecycle. Bloom beast cob light covers area of about 3’x4’ of plantation in the best form.
It will consume more or less than 250W from the wall based on the setting of dimmers. The most attractive part of this light is that it’s covered under a 5 years of professional after sale support service. Light also features multiple cooling fans and supply some fantastic heat dissipation system.
with UV IR 3 Dimmers Bloom Beast A900 for Indoor Plants VEG and Flower
Rated by: Julian H
Bloom Beast 900W COB led light secured its first place in the list of best Full Spectrum COB LED Grow Light. These lights are designed using extremely reliable and durable material with top performance making it a good light.
As per the user reviews, it’s stated that this cob has helped the growers to attain around 20-25% better yield as compared to traditional led grow lights.
Most exciting part is a 13 band spectrum along with UV and IR, which is ideal and well suited for the perfect and well-sustained growth of your marijuana plants.The optical lens of this cob led grow light helps in the even distribution of the highly dense light for green weed plants. Moreover, maximum PAR value achieved by them from this LED grow light is 856 UMOL, which is excellent regarding effectiveness in a specific area.
It will help you in saving a good amount of money on electricity bill as it draws more or less than 400W as it depends on dimmer settings and your way of utilization.
The coverage area of this cob led grow light is around 5’x4’ of your grow space. Bloom Best A900 900 Watt COB LED Grow Light you’ll get a 5 years warranty. We suggest this light as the best light for marijuana growers.
Rated by: Julian H
Max bloom cob led grow light is popular since 2008. This X series is their 8th generation of lighting products.
As per our experience its quality is the best and people don’t stop praising it when you ask them. This light features 48 LEDs of 5W each and 2 big sized CREE XTE COB Chips in the middle each of 100W.
It’s a mix of LEDs and COBs, and that’s what makes it an amazing piece for indoor marijuana growing.
Max bloom’s intention is to supply their customers with one of the Best COB LED Grow Light for indoor growing.
This cob led grow light comes with two separate dimming knobs on the side, which allows you to adjust light effectiveness and brightness according to your plants growth phase.. Max bloom X4 comes with a true 12 band full spectrum light including IR which helps in boosting leaf building process of your plants.The spectrum of light encourages the photosynthesis process throughout your weed lifecycle, which also increases 20-30% of your output.. Max bloom X4 Plus 400W COB LED Grow Light covers an indoor grow space of around 4’ X 4’ and should be placed at a height of 24”.
The cob led grow light is equipped with multiple cooling fans. Max bloom 400W COB features a modular design for easy maintenance and replacement of plants.The best part of this light is manufacturers of max bloom provide 5 years after sale customer care support and warranty.
Plant Growing Light Lamp Panel, Ultra-Thin No Fan No Noise
Rated by: Julian H
This cob LED grow light features 4 PCs of high-quality COB chips each of 100W on its panel that are made in Korea.
It includes universal White, Red and Blue colors along with UV and IR elements. Blue: Red ratio in its lighting effect is really good, which makes your weed plantation grow healthier.
It also promotes plants growth and makes them grow faster. The coverage by Cana grow Newest 360W is around 8 square feet.It’s adjustable according to your preference.
The power consumption by Cana grow Newest 360 Watt COB LED Grow Light is around 120w. Therefore, it saves a small amount of money on electricity bill throughout its use.
Its silk design and thin panels makes it a masterpiece. Material used in for its designing is anti rust, dust and moisture proof which enables hassle free cleaning.
However, light does not offer any daisy chainable feature or dimmable and water proof feature. But the most considerate part of this light is that it provides 3 years of hassle free warranty and customer support.
A Buying Guide:Factors to know when Buying COB Led Grow Lights
There are various factors which you need to consider while choosing your cob light. Therefore, below is the buying guide explaining key points which you need to keep in mind before you buy the best cob light.
The most important factor that affects your plant growth is the intensity of light, especially flowering plants.
We suggest, COB LED is only behind HPS, it has a strong light output than any other light, even the traditional LED grow lights.
This modern led grow light including COB LEDs is best known for their widest spectrum wavelengths. Some bulbs also include 12-color spectrum colors with IR infrared ray and UR ultraviolet ray.
3. Output of heat
Heat output is also a strong point of COB LED. Recent technology allows these LEDs to produce strong light output with better control. Some high-end COBs also use quality substrate, drivers, fans, which keeps the heat to the lowest.
The COB LEDs with more power are generally big this is such a compact light that still generate lots of light like COB. This suits the small area plantation in the best way.
Mainly COBs can last from 30,000 - 60,000 hours. This is much higher than other grow lights.
Benefits of COB Led Grow Lights
COBs give out a powerful performance and have lots of plus points. But some of them should be nice understood by people who are planning to purchase it for indoor marijuana cultivation.
There are not many flaws in this technology. These lights are available with a comparatively limited variety of colours in the spectrum. It comes mainly in few important colours such as blue, red and green that is included in some of the Best COB LED Grow Lights.
It's hard to find a good quality and inexpensive LED product. So, if you're looking for good quality COB LEDs for indoor marijuana production.
We recommend the COB LEDs. They are well designed COBS with quality LEDs and a MEANWELL driver.
Cob Grows are also packed with all special features that other COB lights don’t offer like dimmable light output, full spectrum wavelengths. These are the perfect grow lights for indoor marijuana plantation.
We also suggest ROLEADRO COB LEDs. They produce good light output and have a 2-year warranty. These COBs could be a great introduction for small to midsize hydroponic growers. Wish you a happy shopping.