Best Outdoor Grow Lights

Peter | 01-01-2026

Navigating the many Best Outdoor Grow Lights options on the market – from major brands like VIVOSUN,Owleye,Relassy,Espird,JMXULONG to lesser-known names – can feel overwhelming. But we’re here to help simplify your search for the best products.

After extensive research testing hundreds of Best Outdoor Grow Lights, we’ve selected the top contenders. Our number one recommendation is VIVOSUN Best Outdoor Grow Lights based on its stellar performance and quality. Below you’ll find more of our top-rated picks for the best Best Outdoor Grow Lights currently available.

Be sure to consult our handy buying guide as well for expert tips on choosing the right Best Outdoor Grow Lights to suit your individual needs. It has all the crucial information you need to make an informed purchasing decision. With our guidance backing your choice, finding your perfect match will be smooth sailing!

Editor's Choice
VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
Premium Pick
Owleye 12FT Outdoor Grow Lights LED String Plant Light, IP65 Waterproof, Full Spectrum, 120V, ETL
Owleye 12FT Outdoor Grow Lights LED String Plant Light, IP65 Waterproof, Full Spectrum, 120V, ETL
Budget Pick
VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights

Top 10 Best Outdoor Grow Lights

We researched and compared the top products in the Best Outdoor Grow Lights category to provide you with these recommendations.

1. VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights

VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
9.8

Vivosun

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  • Durable & Waterproof: Built with quality waterproof materials and boasting IP44 waterproof rating; these lights are suitable for both indoor and outdoor applications; Their low heat output and strong heat dissipation efficiency make it safer to your plants and more durable (Please firmly secure the light to the socket and protect unused sockets to ensure waterproofing)
  • Sunlike Full Spectrum: Each bulb features 48pcs LED chips, comprising 24 pcs 3000K warm light chips, 18 pcs 5000K white light chips and 6 pcs 660nm red light chips; These outdoor grow lights cater to the needs of diverse plants in all growth stages by providing a comprehensive full spectrum light (380nm-780nm) enriched with 460nm blue light and 660nm deep red light
  • Highly Efficient: With a total of 288 LED chips, a luminous flux of 19500lm, 130lm/w, 210umol PPF (35umol per light), and a power consumption of 90W (15W per light), these LED grow lights deliver abundant light for plant growth while conserving energy; The highly reflective aluminum lampshade efficiently redirects light onto the plants, minimizing wastage
  • Adjustable Light Quantity: The daisy chain design facilitates flexible connections, allowing you to link the lights end-to-end to accommodate various growing spaces and growth phases; A single switch can support up to 36 lights (6-light x 6 sets or 12-light x 3 sets), with a maximum of 540W under 110V, or up to 72 lights (6-light x 12 sets or 12-light x 6 sets) under 220V
  • Wide Applications: These grow lights are perfect for providing supplemental lighting for seedlings, vegetables, flowers, and crops in greenhouses, gardens, backyards and farms; Their effectiveness extends to expediting germination, promoting plant growth, prolonging blooming periods, facilitating photosynthesis, increasing yields, and improving fruit quality

2. Owleye 12FT Outdoor Grow Lights LED String Plant Light, IP65 Waterproof, Full Spectrum, 120V, ETL

  • [After-Sales Support]: We offer tech support, product replacements, and more. Our lights undergo thorough testing before shipping. Despite our best efforts, there might be cases where lights get damaged during transportation, and some may be missing parts or become dirty due to being returned. For after-sales support, please reach out to us with images + text/videos + text, and we will respond within 24 hours(If you dont know how to contact us, you can read the after-sales support in the manual
  • [Efficiently Promote Plant Growth]: Our grow light used scientific and blanced spectrum, mainly red + blue spectrum, and some green spectrum, the grow light has a pink tint. When plants perceive more red, photosynthesis is more vigorous, and more carbohydrates are synthesized to providing sufficient energy for plant growth. The blue can help seedlings better utilize the energy in photosynthesis, allowing plants to grow and mature faster. Adding some green can reduce visual "light pollution".
  • [More brightness, Less Heat]: Plant grow lights adopt high quality LED chips that only 31 watts in total, which emits a high output PPF of 33.89 umol/s. Higher in luminous efficiency, lower in heat generation, and saving electricity bill.
  • [Link up to 10 sets]: This plant grow light is extendable if needed.(10 sets maximum, 30 heads). It can be disassembled and assembled at any time, can be widely used for different growing space and growing stage, outdoor plant gardening greenhouse.
  • [Durable & Long Lasting ]: This LED grow light outdoor has strong heat dissipation efficiency, sturdiness and durability, and can resist to various harsh outdoor environments. Moreover, our plant grow lights are Ip65 dustproof and waterproof, in addition to indoor use, it can also be widely used in garden or greenhouse farm planting.

3. VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights

VIVOSUN Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
9.1

Vivosun

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  • Durable & Waterproof: Built with quality waterproof materials and boasting IP44 waterproof rating; these lights are suitable for both indoor and outdoor applications; Their low heat output and strong heat dissipation efficiency make it safer to your plants and more durable (Please firmly secure the light to the socket and protect unused sockets to ensure waterproofing)
  • Sunlike Full Spectrum: Each bulb features 48pcs LED chips, comprising 24 pcs 3000K warm light chips, 18 pcs 5000K white light chips and 6 pcs 660nm red light chips; These outdoor grow lights cater to the needs of diverse plants in all growth stages by providing a comprehensive full spectrum light (380nm-780nm) enriched with 460nm blue light and 660nm deep red light
  • Highly Efficient: With a total of 576 LED chips, a luminous flux of 39000lm, 130lm/w, 420umol PPF (35umol per light), and a power consumption of 180W (15W per light), these LED grow lights deliver abundant light for plant growth while conserving energy; The highly reflective aluminum lampshade efficiently redirects light onto the plants, minimizing wastage
  • Adjustable Light Quantity: The daisy chain design facilitates flexible connections, allowing you to link the lights end-to-end to accommodate various growing spaces and growth phases; A single switch can support up to 36 lights (6-light x 6 sets or 12-light x 3 sets), with a maximum of 540W under 110V, or up to 72 lights (6-light x 12 sets or 12-light x 6 sets) under 220V
  • Wide Applications: These grow lights are perfect for providing supplemental lighting for seedlings, vegetables, flowers, and crops in greenhouses, gardens, backyards and farms; Their effectiveness extends to expediting germination, promoting plant growth, prolonging blooming periods, facilitating photosynthesis, increasing yields, and improving fruit quality

4. Relassy 150W Waterproof Plant Light, Outdoor Grow Light,Sunlike,Full Spectrum LED Grow Lamp,Without

Relassy 150W Waterproof Plant Light, Outdoor Grow Light,Sunlike,Full Spectrum LED Grow Lamp,Without
8.9

Relassy

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  • Sunlike Full Spectrum Grow Light: The Plants Grow Lights has optimal full spectrum 380-830nm which provides plants, veg, succulent and flower with everything they desire in the natural sunlight at each growth stage. 630-660nm Promote flowering, fruiting and increase yield. 440-460nm Grow lights for seed starting,enhance germination and photosynthesis. 780-800nm Benefit plant cell growth
  • Waterproof Plants Lights - IP67 highly water resistant and dust-proof, the grow lamp is suitable for both indoor and outdoor plants & illumination, especially when plants need extra lighting in rainy or snowy days. No need to worry about damage caused by water seepage. Promise you a warm greenhouse
  • High Efficiency Technology: Maximize the use of light energy by technology, uniform light and environmental friendly. Our experimental result shows that LED grow light increases the plant's yield by 45%-63%, at the same time, this sunlight plants light saves up to 40% energy consumption, lowering electricity costs compared with traditional horticulture technologies. Please note the power consumption is 55W, while replace traditional 150W HPS/MH
  • Smart Design: Equipped with aviation aluminium as well as artful ventilation holes on the back board, the led plant light ensures operating temperature under 167 and excellent heat dissipation. Extra power switch on 67 inch prolonged cable plus 180adjustable bracket and 3 ways of mounting, making it more convenient. Without fan and driver working, ultra-thin and ultra-light with wide light angle of 180. Without noise, perfect for indoor quiet environment
  • Reliable Product: This outdoor grow lamp has passed CE, FCC and ROHS certificates. We have specialized in LED grow light for more than 10 years, with advanced department. We are dedicated to provide customers with premium products and professional planting experience

5. Espird Outdoor LED Grow Lights for Greenhouse 6-Light Waterproof String Grow Light, Full Spectrum

  • Waterproof Grow LightEspird LED grow light is waterproof. High-strength waterproof aluminum lampshade, waterproof serial connector, IP44 waterproof rank, this LED grow light can be used as indoor grow light and outdoor grow lights. Besides, strong heat dissipation efficiency, sturdiness and durability make sure this plant grow light can stand the test of time.
  • Full Spectrum LED Grow LightEspird outdoor grow light simulates the full spectrum of sunlight. The scope of the spectrum is from 380nm-780nm, it can meet all needs of the plants at different stages. 460nm blue light and 660nm red light can promote the promotes photosynthesis, increase growth rate. 5000K, 130Lumen/s high performance, this led grow lamp can help your plants from seed to fruit, it is a good choice for vegs and fruit.
  • High Performance & Low consumptionOur outdoor grow light adopts SMD light source, which is smaller in size and higher in luminous efficiency than traditional COB. 48 pcs LED semiconductor per bulb and 27.849umol/s PPF can provide adequate light for plants. High reflective aluminum lamp holders can reflect light onto plants to reduce waste. No radiation in the spectrum, low glare, cold light source, our grow lamp is a typical green lighting source.
  • Adjustable Use QuantityOur plant growth light can connect end to end, so you can use this greenhouse grow light in different spaces by free combination. One switch can connect up to 120 lights once time(6 light *20pcs /12 light * 10 pcs) .Recommended installation height is 30 inches to 50 inches above plants. And if you just wanna use some bulbs but not all, please keep unused sockets protected since if the bulbs don't screw in, the socket is not waterproof.
  • Excellent Customer ServiceEspird is devoted to providing you with quality products and pleasant shopping experience! We provide two-year warranty for this full spectrum grow light. If there is any problem with this grow light during usage, pls contact us at any time.

6. JMXULONG Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights

JMXULONG Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights
8.5

Jmxulong

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  • Durable & Waterproof: Built with quality waterproof materials and boasting IP44 waterproof rating; these plant lights are suitable for both indoor and outdoor applications,Such as for Seedling, Veg, Flower in Greenhouse, Garden, Backyard, Farm etc; Their low heat output and strong heat dissipation efficiency make it safer to your plants and more durable (Please firmly secure the light to the socket and protect unused sockets to ensure waterproofing)
  • Full Spectrum: Full spectrum with enhanced 660nm deep red,Featuring our signature warm white LED, the JMXULONG is Suit for growing plants, while bringing picturesque lighting to your living space.
  • Highly Efficient: 3 Lights 105umol PPF (35umol per light), 6 Lights 210umol PPF,12 Lights 420umol PPF,and a power consumption of 45W/90W/180W (15W per light), these LED grow lights deliver abundant light for plant growth while conserving energy; The highly reflective aluminum lampshade efficiently redirects light onto the plants, minimizing wastage
  • Wide Applications: These grow lights are perfect for providing supplemental lighting for seedlings, vegetables, flowers, and crops in greenhouses, gardens, backyards and farms; Their effectiveness extends to expediting germination, promoting plant growth, prolonging blooming periods, facilitating photosynthesis, increasing yields, and improving fruit quality
  • The JMXULONG plant lamp has a sturdy aluminum body that is sturdy and elegant with a consistent quality, And we have 365-Day Warranty: The JMXULONG team offers a 365-day warranty and 24-hour friendly customer service. If the product has quality problems, please feel free to contact us, we will solve for you

7. Owleye 12FT Outdoor Grow Lights LED String Plant Light, IP65 Waterproof, Full Spectrum, 120V, ETL

  • [After-Sales Support]: We offer tech support, product replacements, and more. Our lights undergo thorough testing before shipping. Despite our best efforts, there might be cases where lights get damaged during transportation, and some may be missing parts or become dirty due to being returned. For after-sales support, please reach out to us with images + text/videos + text, and we will respond within 24 hours(If you dont know how to contact us, you can read the after-sales support in the manual
  • [Efficiently Promote Plant Growth]: Our grow light used scientific and blanced spectrum, mainly red + blue spectrum, and some green spectrum, the grow light has a pink tint. When plants perceive more red, photosynthesis is more vigorous, and more carbohydrates are synthesized to providing sufficient energy for plant growth. The blue can help seedlings better utilize the energy in photosynthesis, allowing plants to grow and mature faster. Adding some green can reduce visual "light pollution".
  • [More brightness, Less Heat]: Plant grow lights adopt high quality LED chips that only 33 watts in total, which emits a high output PPF of 33.89 umol/s. Higher in luminous efficiency, lower in heat generation, and saving electricity bill.
  • [Link up to 10 sets]: This plant grow light is extendable if needed.(10 sets maximum, 30 heads). It can be disassembled and assembled at any time, can be widely used for different growing space and growing stage, outdoor plant gardening greenhouse.
  • [Durable & Long Lasting ]: This LED grow light outdoor has strong heat dissipation efficiency, sturdiness and durability, and can resist to various harsh outdoor environments. Moreover, our plant grow lights are Ip65 dustproof and waterproof, in addition to indoor use, it can also be widely used in garden or greenhouse farm planting.

8. PuxiGrow Outdoor LED Grow Lights, Waterproof String Grow Light, Full Spectrum Plant Growing Lights

  • Waterproof and DurableCrafted from high-quality waterproof materials, UL-certified plugs, and power cords for safety. With IP65 waterproof rating, these lights are perfect for outdoor use. Three small holes in the bulb's center release moisture, preventing internal damage.
  • Full Spectrum Grow LightEach light features 40 plant-specific LED chips, covering the full spectrum from 380nm to 780nm, supporting all growth stagesgermination, growth, flowering, and fruiting.
  • High Efficiency, Low Power ConsumptionThe entire system features 240 LED chips, producing 39,000 lumens at 180W (15W per bulb). The aluminum housing ensures excellent heat dissipation, extending the light's lifespan.
  • Adjustable UsageDaisy-chain design allows connection of up to 36 lights on a single switch. Supports up to 540W at 110V and 72 lights at 220V. Secure all connections for optimal waterproofing.
  • Quality AssuranceIdeal for seedlings, vegetables, flowers, and crops. Rigorous testing ensures safety and optimal growth. Includes a 1-year warranty, with customer support available for any issues.

9. SANSI Hanging Grow Light String for Indoor Outdoor Plants, 6 LED Grow Light Bulbs 72W with Optical

  • IP65 WATERPROOF PLANT GROWER LIGHTS: The hanging plant grow lights are IP65 waterproof and have undergone rigorous waterproof testing. They are recommended for use in areas prone to moisture, such as greenhouse, balconies, hallways, and patios (do not use in heavy rain or typhoons, as this will reduce bulb life). Please note that the bulbs must be tightened completely so that the base is not exposed
  • FULL SPECTRUM+660NM SUPPLEMENTAL LIGHT: Customized red and white full spectrum, realize a more ideal full life cycle full spectrum supplementary light program, covering the entire visible spectrum of 400nm-780nm; And Red light helps to flower and fruit and prolong flowering, Increase production. With MAX PPFD 302 mol/s/ @ 1ft, give plants more supplementary light
  • EASY to INSTALL: The upgraded lens makes the string light effect more effective and allows your plants to grow more vigorously..Sansi waterproof grow lights for indoor plants with hooks, you can fix the grow lights for indoor plants anywhere and adjust the position of the light string worry-free. If there is a problem with one of the light bulbs, the outdoor grow lights waterproof will not affect its use
  • PATENTED COC TECHNOLOGY: Chip on Ceramic, SANSI's patented technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic heat sink, and directly solders the LED chip on the ceramic heat sink, effectively reducing the system thermal resistance between the LED PN junction and the surface of the heat sink, resulting in faster heat conduction and higher product reliability, makes the SANSI bulb has higher light efficiency
  • GUARANTEES: SANSI's patented ceramic technology not only improves light efficiency, but also extends the life of the bulb to 25,000 hours. please feel free to contact us if you have any questions

10. Espird 6-Light LED Grow Light Plant Growing Lamps with Timer, Outdoor Waterproof Grow Light String

  • Waterproof Grow Light & TimerEspird greenhouse grow lights come with a waterproof outdoor timer so that you can free your hands and takes care of your plant more accurate. High-strength waterproof aluminum lampshade, waterproof serial connector, IP44, this growing light can be used as indoor grow light and outdoor grow lights. Besides, strong heat dissipation efficiency, sturdiness and durability make sure this plant grow light can stand the test of time.
  • Full Spectrum LED Grow Light Espird waterproof grow lights for outdoor plants simulates the full spectrum of sunlight. The scope of the spectrum is from 380nm-780nm, it can meet all needs of the plants at different stages. 460nm blue light and 660nm red light can promote the promotes photosynthesis, increase growth rate. 5000K, 130Lumen/s high performance, this led grow lamp can help your plants from seed to fruit, it is a good choice for vegs and fruit.
  • High Performance & Low consumptionOur outdoor grow lights adopts SMD light source, which is smaller in size and higher in luminous efficiency than traditional COB. 48 pcs LED semiconductor per bulb and 27.849umol/s PPF can provide adequate light for plants. High reflective aluminum lamp holders can reflect light onto plants to reduce waste. No radiation in the spectrum, low glare, cold light source, our grow lamp is a typical green lighting source.
  • Adjustable LengthOur plant grow lights can connect end to end, so you can use this greenhouse light in different spaces by free combination. One switch can connect up to 120 lights once time(6 light *20pcs /12 light * 10 pcs) .Recommended installation height is 30 inches to 50 inches above plants. 86-265V AC power input, ETL certified plug and cord, E26 sockets suit daily use.
  • 2-year WarrantyIf there is any problem with the cob grow light during use, you can contact us at any time, and we will be happy to help you!

Peter

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