Top 10 Best Cob Led Grow Light For Weed

Cob led grow lights are becoming increasingly popular for indoor growers due to their high efficiency and uniform light distribution. Many growers are now choosing to use cob led grow lights for their weed grow operations, as they offer a number of advantages over traditional grow lights.

Cob led grow lights are more energy-efficient than traditional grow lights, which means they can help you save money on your electricity bill. They also produce less heat, which can help to create a more comfortable growing environment for your plants. In addition, cob led grow lights provide a more uniform light distribution, which can help your plants to grow more evenly.

If you are thinking about using cob led grow lights for your weed grow operation, there are a few things you should keep in mind. First, you will need to make sure that you purchase a high-quality light. There are a lot of cheap knock-offs on the market, so it is important to do your research and make sure you are getting a quality product. Second, you will need to consider the size of your grow operation when choosing a light. Cob led grow lights are available in a variety of sizes, so you will need to make sure you choose one that is appropriate for your needs. Finally, you will need to take into account the price of the light. Cob led grow lights can be expensive, so you will need to make sure you are getting a good value for your money.

There are a lot of different products on the market, so it can be tough to know which one is right for you. That’s why we’ve put together a Top 10 list of Best Cob Led Grow Light For Weed

List of 10 Best Cob Led Grow Light For Weed

Bestseller No. 1
2000W COB LED Grow Light WILLS Dual Switch Dual Chips Full Spectrum Growing Lamp with Thermometer Humidity Monitor for Hydroponic Indoor Plants Veg Flower (Actual Power 426watt)
  • COB LEDS - COB is known for high power and stability. COB, higher brightness, smaller thermal resistance, less light attenuation and longer life.COB itself is a full spectrum design with high PPFD value which can promote faster and better plant growth
  • ENERGY SAVING - The actual power is 426 watt. Best hang height at 24",Core Coverage area at 47"*47"(3.9*3.9ft). Maximum coverage area at 49"*49"(4.1*4.1ft). It is more scientifically and energy-efficient than HPS HID and MH. It serves both herb/veg/bloom and is convinient for you.
  • FULL SPECTRUM - The COB LED itself is a full spectrum lamp integrated design bead. We have added additional light beads in various bands to ensure the scientific full spectrum. It contains 4pcs COB, 68pcs 630-660nm, 14pcs 460nm, 6pcs 6000k, 4pcs 3000K, 4pcs IR
  • BETTER COOLING & LOWER NOISE - 4 PCs built-in high speed fans and the metal housing with vents make the COB grow lights good at heat dissipation, keep it cool and work with low noise, which well extends the lights lifespan
Bestseller No. 2
COB LED Plant Grow Light Full Spectrum Reflector Series LED Grow Light with Single Switch for Hydroponic Greenhouse Indoor Plants Veg and Flower (F1500)
  • 💞 【COB TECHNOLOGY LEDS】 - COB with higher brightness, smaller thermal resistance, less light attenuation and longer life. Our COB itself is a full spectrum design with high PPFD value which can promote faster and better plant growth.
  • 💞 【FULL SPECTRUM】 - The COB LED itself is a full spectrum lamp integrated design bead. We did lots of experimentation to ensure that this full spectrum design promotes plant growth. It includes universal Blue Red IR and white light provide everything plant desire in the natural sunlight.
  • 💞【DAISY CHAIN AVAILABLE】 - The led grow lamp with daisy chain design allows multiple lights to connect in parallel at the same time. If using the typical 110V AC supply, each light draws 1.64A. To ensure safety, not more than 6 lights together per chain.
  • 💞【SAVE 82% ELECTRICITY BILL】 - The actual power is 190 watts! The best hanging height at 20"-28", The core coverage area is 4.2*4ft at height around 22". It is more scientifically designed to be more energy-efficient than HPS and MH.
  • 💞 【LIFETIME AFTER SALE SERVICE】- We offer 36 Months Warranty and 30 days money back guarantee. We provide lifetime after sale service for the products.
Bestseller No. 3
HG800 LED Grow Light Full Spectrum Including UV IR 3000K COBs 3W Osram Chips Veg and Bloom Switches Daisy Chain Design
  • ▲Optimal Full Spectrum from 380nm to 730nm —— Different with other common led grow lights with red and blue leds, Hipargero HG800 led grow light uses 4x3000K high power COBs, which are specially developed for plants, can provide really full spectrum lights from 380nm to 730nm, ideal for all kinds of indoor plants veg and flower at all growth stages. Added 16pcs 3W Osram LEDs provide more lights for plant's flowering and fruiting stages, help you plants get the best yields
  • ▲Top Rated Orsram LEDs and High Power Epileds COBs —— We only use high quality leds, which will never burn out like other cheap plant lights within months, even weeks! HG800 led grow light adopts 3W Osram LEDs, which is one of the BEST led chips on the market, combined with our originally developed 3000K COBs, can provide TRUE full spectrum (380nm-730nm) with much higher PPFD(Par output) and lumens than other common grow light fixtures
  • ▲Double Switches More Energy saving —— HG800 LED grow light can replace traditional 500 watt HPS/MH grow lamp while consuming only 240 watts! More effective coverage than reflector series lights, ideal for a 3ftx3ft vegetative coverage at 24inch and 2ftx2ft flowering coverage at 18inch. Using 4 unit HG450 led grow lights is perfect for a 6ftx6ft grow Area. HG800 led grow light is very easy to install and use, plug into electric outlet (100-240VAC) directly and double switches control
  • ▲Powerful Cooling Fan System —— All our led grow lights have passed temperature test before leaving factory. Our HG800 led plant light is equipped with high speed cooling fans, Built-in aluminium heat-sink and aircraft-grade high heat-conducting Iron shell, which can quickly transfer the heat from the lamp inside to outside, keep the LEDs cool and extend the light service life.
  • ▲Best Warranty and Professional customer service -- We are a professional LED Grow light manufacturer with strong R&D team and many test devices, all our grow lights have been tested strictly before leaving factory, including high temperature test, high voltage test and vibration test. All our grow light kits have one year warranty plus 30 days money back guarantee. If you have any problems, please do not hesitate to contact us, we will get back to you with completely satisfing reply in 24 hours
SaleBestseller No. 4
Juhefa LED Grow Lights, Full Spectrum Grow Lamp with IR & UV LED Plant Lights for Indoor Plants,Micro Greens,Clones,Succulents,Seedlings,Panel Size 12x4.7 inch
  • Full Spectrum Growth Lights - equipped with 75 High-power LED chips: 47Red/19Blue/3UV/3IR/3White. NOTE:The UV & IR LEDs are particularly DIM, but it is normal. PANEL SIZE: 12.2x4.7x1.2 inch.
  • Highly Efficient LED Lamp - as for LED power draw this seedling light is highly efficient. Estimately monthly cost roughly $3 in electricity (12 hours a day). It is a great option for plants that in seedling, vegetative and flowering cycle.
  • Compact Size & Wide Uses - the best gift for gardening and planting enthusiast. Mainly used for small plants, mirco-greens, peppermint, herbs, african violets, tomatoes, potted plants. And perfect for you to add as a supplemental side panel during bloom.
  • Easy Set Up - adjustable hanging light kits make this fluorescent lights much more easy to assemble. With good heat dissipation and strength ABS material body ensures your panel more durable and long-lasting.
  • What Will You Get - we take pride in delivering top quality products and offering our friendly 12 Months Warranty plus 30 Days Money Back Guarantee for any reason. You can contact our 24 hours available customer service through clicking "Sold by" on the product detail page or your Amazon order page and you will be directed to "Ask a question" to send us message.
Bestseller No. 5
KOSCHEAL 2000W LED Grow Light Full Spectrum with Samsung LM301B and UV LEDs Daisy Chain Grow Lights for Indoor Plants Greenhouse Hydroponic Growing Lamps with Veg Bloom Switch Coverage 5x5ft
  • 👍HIGH EFFICIENCY LED GROW LIGHTS: KOSCHEAL LED plant grow light has adopted the newest LM301B diodes and the newest SMD LED technology provides the highest PAR/LUMEN output, high energy efficiency with 2.8umol/J while speeding up photosynthesis, designed to replace a single-ended 400watt HPS/CMH grow lights!
  • 👍UPGRADED COMMERCIAL LED GROW LIGHT: Daisy chain compatible to make fewer cords, which can connect with other grow lights to extend the coverage. No more than 3pcs growing lamps can be connected and used together by power cords. Energy & money & time- saving. The power supply works on 90VAC to 277VAC, suit for large rooms and commercial Setups. Perfect for 4’x4’ vegetative coverage and 3.5’x3.5’ flowering coverage.
  • 👍FULL SPECTRUM LED GROW LIGHT: According to the light compensation point and saturation point of the plant(MJ),the more suitable spectrum of the plant(MJ) was proportioned.Total 596 LEDs included 460nm,620nm,730nm(IR) and 396nm(UV) which can replace natural sunlight. UV diodes stimulate anthocyanins,which improve the quality of fruits and flowers.
  • 👍SAFE&DURABLE LED GROW LIGHT: Without the design of the reflector because the led reflector is not heat-resistant. If a short circuit occurs, the reflector is easy to melt and fire. We adopted cooling fans design of high speed &super quiet & upgraded aluminum cooling heat sinks so that the heat dissipation efficiency is improved and the light decay is slowed down. Save the cost of changing lights frequently.
  • 👍WORRY-FREE PURCHASE: We promise 30 days money-back guarantee and US local after service for 3 years. We will reply within 24 hours for you. If you have any questions, please feel free to contact us.THX!
Bestseller No. 6
COB LED Grow Light Bulb 200W, CFGROW High PAR/PPFD 3500K White Full Spectrum LED Plant Grow Lamp for Indoor Plants Seedlings Veg Flowering Fruit All Stage Growing
  • 【REAL FULL SPECTRUM, 3500K WHITE COB LED】This COB grow light bulb is made of 3500K White COB LED, real full spectrum 380nm~780nm, closing to the Sunlight, suitable for hydroponics greenhouse tomato money tree plant all stage growing. The White COB LED is made by LUMENS from South Korea.
  • 【SMALL But POWERFUL】With a 90 degree glass lens, this LED grow light bulb can produce a high PAR/PPFD output, it can reach about 1155umol @ 8inch, and about 319umol @12inch, and about 123umol @18inch. Perfect for all plants indoor growing flower fruit and gain a high yield.
  • 【SAVE MORE ENERGY & YOUR MONEY】This new version grow light bulb with E26 base can replace the 200watts HPS grow lamp easily, but only consuming 30watts, each this grow light bulb can help you save 100 KW.H each month, about 1200KW.H a year, then save your money for electric fees.
  • 【INSTALL EASILY & LONG LIFESPAN】You could install it easily and no need cooling system for your tent. Because there is a inner fan in the grow bulb which is very quiet only 30dB voice, help the led grow light bulb cooling very well, only reach surface tempurature less than 45℃. Also keep the grow bulb a long lifespan, over 100,000 hours.
  • 【BEST SERVICE & LONG WARRANTY TIME】We are a professional LED grow light manufacturer, we strive to offer the best service and intelligent products to our customers. 24-hour professional service center, 30 days full refund, 1 years warranty and 365 days technical support.
Bestseller No. 7
Waterproof 100W LED Grow Light Full Spectrum, New Technology COB LED Grow Light, Natural Heat Dissipation Without Noise, Suitable for Plants All Growing Stage Indoor or Outdoor.
  • IP65 Waterproof LED Grow light, suitable the high humidity working environment, even raining.
  • New COB LED Grow Light with New Technology, ensure the light power intensity better than 300W RED&BLUE led grow light.
  • Intelligent Control of Heat Dissipation IC inside, ensure temperature less than 65 degrees Celsius.
  • No cooling fan working, no noise, suitable for indoor quiet environment.
  • 50000 hours working time, 2 Years Warranty, get repaird free
Bestseller No. 8
LED Grow Light, Briignite Grow Lights for Indoor Plants, Full Spectrum Grow Light with Samsung LEDs, Plant Grow Light 30W Equivalent to 100W HPS, Dimmable Grow Lamp for Flowers Succulents Seedlings
  • Full Spectrum LED Grow Light: Equipped with 64 high-power LED diodes, including 3000K*38, 5000K*18, red*4, IR*4, this grow light provides 3000LM, strong enough for seedlings, booming and so on.
  • Dimmable LED Grow Light: Offered High-Medium-Low 3 lighting levels, full spectrum grow light is suitable for different grow stages. Note: Turn the light off and then QUICKLY turn it on to change to different brightness.
  • Highly Efficient: 30W Grow Light replaces up to 100W HPS/MH Grow lights. Two reflective panels increase light intensity and reduce light loss, delivering high PPFD. Recommend Height: 8-20 inch.
  • Easy Set-up: 11x7x1.6 inch grow light with only 11.3 oz. This led grow light is compact and lightweight, convenient to be used in different planting situation, perfect for small plants in limited room.
  • Low Heat: Plant Grow Light made from aluminum material provides great heat dissipation ability, emitting appropriate heat for your plant growth while not hurting your plant or the light itself.
Bestseller No. 9
50W COB LED Chip Grow Lamp, CANAGROW Full Spectrum LED Chip for Plant Grow Light (380nm-780nm / AC 110V / 3500K), Integrated Smart IC Driver (4 Pack)
  • ★ 50W Full Spectrum 380-780nm 3500K COB LED Chip, 180 Degree Emitting Angle.
  • ★ AC 110V, Can connect home power directly, and can DIY cob led grow light.
  • ★ Note: Please add heat sink to use.
  • ★ Material: Aluminum, Lifetime: 50,000hrs
  • ★ Size: 2.4Inch * 1.6Inch * 0.06Inch
Bestseller No. 10
1200W LED Grow Lights, Dual Switch & Dual Chips Dimmable Full Spectrum Grow Lamp LED Plant Lights for Indoor Plants,Micro Greens,Clones,Succulents,Seedlings,Panel Size 9.8X6 inch
  • 【Full Spectrum Growing Light】Equipped with 45 High-power LED chips:36 Red 8 Blue& one COB LED consists of 100 wick (red,blue,white,warm white,warm yellow,infrared,ultraviolet,etc.)
  • 【Wide Uses】This LED artificial light can be used for both hydroponics and indoor plants in soil,mainly used for small plants,mirco-greens all stages growing, rapid plant response from seed to flower and increase yield & crop quality‎.
  • 【Easy to Use】Fixed height, no need to lift, fixed 16 inches, adjustable light can be used in all stages.VEG switch: It's blue led and white led. For seeding or young vegetative growth,you can use VEG switch only. BLOOM switch: It's red led and white led.for Growing/flowering/Fruiting,you can use both VEG and BLOOM switches,Turn the switch according to your needs to provide light.
  • 【High Reflective & Noiseless Fan】LED grow system design will make your growing life easy and quiet, quickly heat dispersing material aluminum reducing light lost to aisles and walls, increase the light intensity up to 20%, allowing your plants receive more energy and without burning your plants for maximum headroom.
  • 【Customer Service】We take pride in delivering quality products .IF you have any question you can contact our 24 hours available customer service through clicking "Sold by" on the product detail page or your Amazon order page and you will be directed to "Ask a question" to send us message.
SaleBestseller No. 11
BESTVA 2000W Led Grow Light 5x4ft Coverage LM301B Diodes 10x Optical Reflector Full Spectrum LED Grow Lights for Indoor Plants Greenhouse Veg Bloom Light Hydroponic Grow Lamp
  • 【Upgraded Aluminum Reflector】 HIGHER ENERGY AND MORE EFFIENCY LED GROW LIGHTING. Through a lot of testing from our laboratory reached the conclusion, the Aluminum Reflector increase spotlight intensity and reduce light waste, improve the penetration of light up to 50%, with 2X higher PPF than the old style. It's not only shorten the planting to fruiting cycle greatly but also increase more yields.
  • 【Double LM301B Diodes】LOW ENERGY CONSUMPTION LED GROW LAMP. Different from the traditional HPS, BESTVA DC Series light adopts a high-tech SMD LEDs and aluminum reflector , increasing some LM301B diodes and aluminum reflector can improve the light penetration, it provides your plants get more efficacious light and decrease the light waste. Which can help you save more electricity and save a lot of electricity bills.
  • 【Two Cultivation Modes】 FULL SPECTRUM LED GROW LIGHT. Nine different bands of LEDs make up our true full spectrum light, which helps plants, vegetables and flower indoor growing at all stages, just like in the natural sunshine. VEG mode and illumination 18-24hours a day in growth, BLOOM mode and illumination adjust to 12hours a day in flowering.
  • 【Durable Cooling System】Multiple high-speed mute fans and upgraded aluminum radiators enable the light bulb to work at 50°F to 60°F that is lower than other lamps. In a lower temperatures, your plant won’t be burned which could increase your lighting time and promote plant growth, Super long use time, so that you do not have to change the light frequently.
  • 【Professional Customer Service】3 years Professional Service and free return for 90 days in US warehouse. We have more than eight years of sales with after-sale service team professional in design, sales and production for the best products and service for the majority of customers. If you have any questions, please contact us no hesitate and we will reply within 24 hours to provide you a satisfactory reply.
SaleBestseller No. 12
WYCN Grow Plants Light LED 300W, Waterproof COB Premium Small, Full Spectrum Lights for Indoor & Outdoor Flowers, Vegetables, Succulent Seedings, Color Purple
  • Best cob grow light for indoor/outdoor plants: Adopt 60°optical lens for offering more uniform light than other small grow lights, good performance for indoor and outdoor plants growing.
  • Durable cob grow light: A high-speed mute fan+upgrade rediator constructed powerful cooling system for ensuring grow lamp works at 50°F-60°F,in a low temperature, can prolong the lighting time lifetime, you can save mush cost for changing light and your loved plants also will be happier.
  • Energy-effecient full spectrum led cob grow light: It can be replaced traditional 300W HPS/MH grow light, only consuming 50W, help you save much money on electricity bill , bang for your buck. Suitable as a gift for Christmas, Thanksgiving, Mother's Day.!.
  • Widely usage small led cob grow light: This sunlike grow light can be used for both hydroponics and indoor plants in soil, mainly used for small plants,mirco-greens, greenhouse, plants shelvies.omdppr gardem. grow tent.
  • Professional costomer service: We are fully confidence in our grow lights, we provide a 90-day money-back guarantee and a 2-year warranty. If you have any questions, you are welcome to contact us at any time. We will provide you professional service within 24 hours!

What is Best Cob Led Grow Light For Weed

There are a lot of different types of grow lights on the market, but not all of them are created equal. If you’re looking for the best possible grow light for your weed plants, then you’ll want to consider getting a cob LED grow light.

Cob LED grow lights are some of the most popular types of grow lights on the market because they’re very efficient and they produce a lot of light. They’re also very easy to set up and use, which makes them a great option for beginners.

If you’re looking for a grow light that will help you produce the best possible yields, then a cob LED grow light is a great option. These lights are very powerful and will help your plants grow quickly and produce a lot of buds.

How to choose Best Cob Led Grow Light For Weed

If you’re looking to grow weed, you’ll need to choose a grow light that’s right for you. With so many options on the market, it can be difficult to know which one to choose. Here are a few things to keep in mind when selecting a grow light for your weed plants:

1. The type of light. Cob led grow lights are a popular choice for weed growers. They provide a full spectrum of light, which is ideal for plant growth.

2. The size of the light. You’ll need to choose a light that’s the right size for your growing space. Too small and your plants won’t get enough light; too large and you’ll be wasting energy.

3. The wattage. Choose a light with the appropriate wattage for your needs. Higher wattage lights will produce more heat, so be sure to choose one that’s appropriate for your growing space.

4. The price. Grow lights can range in price from a few hundred dollars to several thousand. Shop around to find the best deal on the right light for you.

5. The warranty. Many grow lights come with a warranty. Be sure to read the fine print and understand the terms of the warranty before making your purchase.

By keeping these things in mind, you’ll be able to choose the best cob led grow light for your weed plants.


The best LED grow light for weed is one that emits a full spectrum of light, including both blue and red wavelengths. It should also be powerful enough to provide adequate light for your plants, but not so powerful that it creates too much heat. Additionally, it is important to choose an LED grow light that is specifically designed for growing plants, as some lights can be too harsh for delicate plants.