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Best Grow Light For Cannabis (2024 Updated)

If you’re looking for the best way to grow cannabis indoors, you need to consider investing in a grow light for cannabis. The right grow light will improve your plant’s yield, potency, and overall health. With so many options to choose from, how do you know which one is right for you?

One crucial factor to consider is the type of cannabis you want to grow. Different strains have different light requirements, so it’s essential to buy a grow light that complements your plant's needs. You'll also want to think about the size of your grow space and how much heat your light generates. Too much heat can harm your plants, so it's important to choose a light that won't produce too much heat.

Are you wondering if a grow light is worth the investment? Consider whether you're committed to growing cannabis long-term or just want to try it out for fun. If you're interested in producing high-quality cannabis, a grow light is a necessity. But if you're unsure about your level of commitment, there are more affordable options like using natural light or a desktop lamp.

Is a grow light for cannabis worth the hype? How can you choose the best grow light for your plant's specific needs? These questions and more can be answered with a little research and consideration of your individual situation. Whether you're a seasoned grower or just starting out, a grow light is an essential tool for producing healthy, high-quality cannabis.

10 Best Grow Light For Cannabis

# Product Image Product Name Product Notes Check Price
1
Ideal for indoor plant growth and hydroponic seedling, with full-spectrum LED light coverage for veg and bloom phases.
2
The product is ideal for indoor plant growth, providing full-spectrum lighting and a four-head adjustable stand for optimal coverage.
3
The product is ideal for indoor plant cultivation with its full spectrum LED lights and dual switches for vegetation and flowering stages.
4
This product is ideal for growing plants indoors with controlled temperature, lighting, and soil nutrients.
5
This product is ideal for starting plant seeds and providing light to promote growth.
6
The product is ideal for efficient and powerful outdoor lawn mowing.
7
It is ideal for scheduling the on/off timing of electronics and appliances, including aquariums, grow lights, and kitchen appliances.
8
Ideal for trimming and pruning plants in gardens, hydroponics, and grow tents with its lightweight ergonomic design and precision blades.
9
The product is ideal for residential and light commercial usage, providing TDS reduction with a booster pump and pressure gauge.
10
Ideal for precision pruning in gardening, hydroponics and grow tents due to its lightweight, ergonomic design and nonstick titanium coating.
Ideal for indoor plant growth and hydroponic seedling, with full-spectrum LED light coverage for veg and bloom phases.
The product is ideal for indoor plant growth, providing full-spectrum lighting and a four-head adjustable stand for optimal coverage.
The product is ideal for indoor plant cultivation with its full spectrum LED lights and dual switches for vegetation and flowering stages.
This product is ideal for growing plants indoors with controlled temperature, lighting, and soil nutrients.
This product is ideal for starting plant seeds and providing light to promote growth.
The product is ideal for efficient and powerful outdoor lawn mowing.
It is ideal for scheduling the on/off timing of electronics and appliances, including aquariums, grow lights, and kitchen appliances.
Ideal for trimming and pruning plants in gardens, hydroponics, and grow tents with its lightweight ergonomic design and precision blades.
The product is ideal for residential and light commercial usage, providing TDS reduction with a booster pump and pressure gauge.
Ideal for precision pruning in gardening, hydroponics and grow tents due to its lightweight, ergonomic design and nonstick titanium coating.

1. Full Spectrum Growth Light For Indoor Plants

The SZHLUX LED Grow Lights are designed with the latest high yielding LED technology that offers a powerful light output and uniform canopy penetration resulting in maximum higher yields. The lights consume only 400W with 864 LEDS, saving up to 50% energy compared to other quantum board LED grow lights. These lights have an effective footprint of 4 x 4 ft. The trapezoid-shape and SanAn 1W LEDS provide a larger luminous area than T5 and T8 LED plant lights. The double switches let you can control 3 or 6 lights separately to adjust the brightness of the light, making it more convenient to operate than an ordinary dimmable remote control, and preventing inefficient plant growth caused by improper adjustment.

The lights provide infinite close to sunlight wave for plants, with over 95% light energy being absorbed by plants. They offer a full spectrum of white, blue, red, and IR (3000K, 5000K, 660nm, and IR 730nm). The 3000K light provides more reddish light, while the 5000K light provides more blueish light. The 5000k blue light promotes seedling growth, while the 660nm red and 730nm IR light is most useful for plant photosynthesis and promotes plant flowering and fruiting, increasing yield and crop quality.

The SZHLUX LED Grow Lights have a noise-free and amazing heat dissipation system. The professional fanless design makes your growing life easy and quiet, while the quickly heat dispersing aluminum shell and reflector reduce light loss to aisles and walls, increasing the light intensity up to 20%, allowing your plants to receive more energy without burning for maximum lighting headroom.

In case of any issues, SZHLUX offers a 2-year warranty plus a 30-day money-back guarantee for any products from their official channel. If you need to change the light beads or part of the light, you can contact their reliable customer service.

Pros

  • High yielding LEDs technology for maximum higher yields
  • Consumes only 400W with 864 LEDS, saving up to 50% energy compared to other quantum board LED grow lights
  • Trapezoid-shape and SanAn 1W LEDS provide a larger luminous area than T5 and T8 LED plant lights
  • Double switches let you control 3 or 6 lights separately to adjust the brightness of the light
  • Provides infinite close to sunlight wave for plants, with over 95% light energy being absorbed by plants
  • Full spectrum of white, blue, red, and IR (3000K, 5000K, 660nm, and IR 730nm) for efficient plant growth
  • Noise-free and amazing heat dissipation system
  • 2-year warranty plus a 30-day money-back guarantee for any products from their official channel

Cons

  • – None found

2. Lxyoug Indoor Plant Light With Tripod Stand

The four-head grow light offers a highly efficient full spectrum of 380 up to 800nm. It contains 420 LED beads and has an output of 200W, providing plants with the sunlight-like light they need to supplement the lack of natural sunlight. The grow light is suitable for each growth stage of the plants.

Equipped with a stable and durable tripod stand, the indoor plant grow light can be adjusted from 15" to 60". The grow light has a 360° independently adjustable gooseneck rotatable design, providing a wider and more flexible range of light.

The grow light has an auto circular memory timing function with 3/6/12H modes. It will turn on by itself every day according to your setting, even when you are traveling, ensuring your plants receive adequate care.

Our plant light for indoor plants provides 4 lighting modes and 6 dimmable brightness modes, allowing you to switch to the most suitable brightness for your plant growth. It helps your plants grow 5 times faster than natural. Moreover, you can adjust the number of heads turned on by the plant light, which is more energy-saving and environmentally friendly.

Specifically designed for plants, the grow light is made of aviation-grade heat sink and high-quality aluminum shell. This design creates excellent heat dissipation, reduces light loss, and has a lifespan of more than 50000 hours. The grow light is perfect for balconies, greenhouses, dark rooms, offices, etc. especially when the plants need extra light during raining, snowing, or dark indoor conditions, giving your plants the care they deserve.

Pros

  • Highly efficient full spectrum suitable for all growth stages of plants
  • Floor grow light with adjustable stand suitable for different sizes of indoor plants
  • Auto circular memory timing function ensures plants receive adequate care
  • 4 lighting modes and 6 dimmable brightness modes provide flexibility for plant growth
  • Specifically designed for plants with excellent heat dissipation and long lifespan

3. Serwing F 150: Ultra-Fast Full Spectrum Grow Light

The SERWING LED grow lights utilize the latest LED technology from top semiconductor manufacturers, including Bridge Lux and E Piled, which ensures a long service life of over 110000 hours. The reflector design is scientifically engineered to increase PAR output by 50%, while maintaining a balance with excellent coverage. Compared to traditional grow lamps, these LED grow lights provide high yields and are an excellent choice for indoor plant growth.

The LED grow lights feature a double switch, including veg and bloom switches, with different functions. The veg switch consists of blue and white LEDs, which are suitable for seedling or young vegetative growth. The bloom switch consists of red and white LEDs, which are ideal for flowering and blooming. By using both switches together, growers can get more red/blue heavy output and deliver maximum performance for flowering and fruiting.

The daisy chain feature of the LED grow lights allows growers to connect multiple lights together with fewer outlets, making it easier to simplify growing operations and management. The power cord is double use for power and daisy chain, and it is recommended to connect no more than 12 pieces of 150-W lights together per chain. This ensures safety and efficiency of the LED grow lights.

The LED grow lights are equipped with an excellent cooling system, including multiple high-speed mute fans and upgraded aluminum radiators. This system enables the light bulb to work at a lower temperature of 40°F to 60°F than other lamps. The suitable temperature ensures that plants are well-protected, which could increase lighting time and promote plant growth.

SERWING is a professional manufacturer in LED grow lights for many years, with a focus on providing excellent customer service. The product comes with a 3-year warranty and 30-day money-back guarantee. In case of any queries, customers can contact the manufacturer, and they will receive a satisfactory reply within 24 hours.

Pros

  • Long service life of over 110000 hours.
  • Double switch function for veg and bloom growth stages.
  • Daisy chain feature to link multiple lights together with fewer outlets.
  • Excellent cooling system for efficient plant growth.
  • Comes with a 3-year warranty and 30-day money-back guarantee.

4. Budmaster Indoor Grow Kit

The VIVOSUN Quant-LED Grow Light is a premium LED light specially designed with Samsung LM301 diodes that provide a full spectrum of light, making it ideal for all stages of plant growth. With an adjustable dimmer and high reflective hood, plants can receive optimal light intensity and spectrum while using less energy than other leading LEDs. The light is also silent, so it won't cause noise pollution in your home. Additionally, it is UL, CE, and ETL certified.

The VIVOSUN Grow Tent is one of the most durable grow tents in the industry. It features a heavy-duty 1680D Oxford cloth exterior that is extremely durable and can keep out 99% of all light and reduce smell. The sturdy steel frame can hold up to 250 lbs, and the tent has plenty of openings for fans, vents, and electrical cords. The removable viewing mesh screen allows for easy viewing and humidity removal, while the bottom tray prevents water leakage and keeps the tent clean.

The VIVOSUN Complete Home Grow Kit saves time and money while providing more than what competitors offer. It comes with years of research and development to help first-time and beginner growers through their journey. The kit includes the Quant-LED Grow Light, the durable Grow Tent, and a superior carbon filtration system that eliminates 98.5% of unwanted odors.

The VIVOSUN Living Soil Technology concentrate is fermented, allowing microbes to break down amendments into forms that can be absorbed by plants. Multiple scientific studies have shown that these microbes increase plant uptake of vital nutrients, such as phosphorus, and improve soil aggregation. This regulation also helps prevent potential nutrient burn to your plant!

Pros

  • Full spectrum of light ideal for all stages of plant growth
  • Adjustable dimmer and high reflective hood
  • Saves energy and runs 50% less than other leading LEDs
  • Silent function without noise pollution
  • Durable with UL, CE, and ETL certification
  • Heavy-duty 1680D Oxford cloth exterior to reduce smell
  • Sturdy steel frame can hold up to 250 lbs
  • Superior carbon filtration system that eliminates 98.5% of unwanted odors
  • Living Soil Technology concentrate improves soil aggregation and prevents nutrient burn

Cons

  • – No notable cons

5. Ipower T5 Fluorescent Grow Light With Stand

The T5 High Output Fluorescent Fixture is an excellent choice for those who are starting seeds, propagating cuttings, and growing indoor flowers and plants. It is a small yet sturdy device that is perfect for indoor gardening. The fixture is easily adjustable and has a feather-touch height-adjustment mechanism that enables the user to raise or lower the fixture with ease. The whole frame is made of metal, ensuring its durability and sturdiness.

The T5 High Output Fluorescent Fixture comes with a wide reflector and one T5 bulb that provides maximum coverage. It is a premium-quality device that is perfect for indoor gardening enthusiasts. The fixture is also harmless to the eyes, making it safe to use for extended periods.

This device is an energy-efficient option that can save you money on your electricity bills without wasting energy. Measuring approximately 50 by 19 by 34 inches, this fixture is perfect for those who have limited space. The T5 High Output Fluorescent Fixture is also super easy to assemble, making it a hassle-free option for indoor gardening enthusiasts.

Pros

  • Adjustable and sturdy fixture made of metal
  • T5 high output fluorescent fixture with a wide reflector and one T5 bulb provides maximum coverage
  • Energy-efficient and saves electricity and money
  • Harmless to the eyes, making it safe to use for extended periods
  • Super easy to assemble
  • Perfect for indoor gardening enthusiasts who have limited space

6. Fohse F1v 600w 100-277v

The LED grow light features advanced Samsung LEDs that emit a Photosynthetic Photon Flux (PPF) of 1,440 μMol/s, making it an ideal light source for indoor gardening and hydroponic applications. The fixture has a 30% dimming feature, allowing users to adjust the light intensity as needed. With a high fixture efficacy of 2.4-2.6 μMol/J, this LED grow light delivers more light output per watt consumed, resulting in significant energy savings.

The input power for this LED grow light is 600 watts, and it can accommodate input voltage options up to 480V, making it versatile for use in different settings. The fixture dimensions are 42.0L x 46.5W x 4.6H in, and it weighs 38 lbs, making it easy to install and move around as needed. The LED grow light features passive thermal management, which helps dissipate heat efficiently, resulting in a low BTU output of 2,047 BTUs/hour.

Pros

  • Advanced Samsung LEDs for optimal light output
  • 30% dimming feature for light intensity adjustment
  • High fixture efficacy for energy savings
  • Versatile input voltage options
  • Lightweight and easy to install
  • Passive thermal management for efficient heat dissipation

7. Timemaster – Versatile Plug-In Timer For Everything

This plug timer features a built-in pin dial that makes it easy to use, with no loose parts to worry about. Simply press down the toggle pins for ON, or keep them up for OFF. The pins represent 15-minute intervals, so you can customize your settings to suit your needs.

Save energy and money by using this outlet timer to automate your small home appliances. You can use it with fans, lamps, hydroponics systems, coffee machines, and more. With up to 48 ON/OFF programs available, you can set it up to suit your schedule and save energy when you're not home.

Automate your home or office with ease using this handy plug-in timer. You can turn on and off lamps, small appliances, Christmas trees, and other electrical devices with just a few clicks. It's a versatile and customizable solution that can be used for a wide range of applications.

This timer outlet is safe and reliable, with a 3-prong, grounded design that's ETL listed and rigorously controlled for quality and safety. It has a rating of 125VAC, 60 Hz, 1875W, 15A Tungsten & Resistive, 1/2HP, so you can trust it to handle your electrical devices with ease.

Pros

  • No loose parts to worry about
  • Customizable settings with 15-minute intervals
  • Can be used with a wide range of small home appliances
  • Up to 48 ON/OFF programs available
  • Safe and reliable design with 3-prong, grounded outlet

8. Ac Infinity Curved Titanium Pruning Shears.

The curved micro-tip shear is an excellent tool specially designed for fine trimming in tight spaces and shaping plants to improve their growth. The shear is built with precision-ground edges that make it easy to cut through plants with minimal effort. It is also made of high-quality stainless steel that keeps the blades razor-sharp through extended use.

The shear is also coated with a non-stick titanium coating that repels plant residue off the blades, reducing resin build-up and jamming. This feature makes it easy to clean the shear after use and maintain its performance over time. The shear is also lightweight and has an ergonomic grip that reduces hand fatigue and improves comfort during use.

To ensure safety during use, the shear comes with a built-in safety lock that keeps the blades closed when not in use, protecting your hands from injury and preserving the blades for extended use.

Pros

  • Curved micro-tip design for fine trimming in tight spaces
  • Stainless steel blades stay razor-sharp through extended use
  • Precision-ground edges for easy cutting
  • Non-stick titanium coating reduces resin build-up and jamming
  • Lightweight body with ergonomic grip reduces hand fatigue
  • Built-in safety lock protects your hands from injury

9. Ispring Ultimate Water Filtration System

The High Capacity Reverse Osmosis system is an efficient and effective way to remove contaminants and hardness from water. With the ability to remove up to 99% of over 1,000 different contaminants, including lead (up to 98%), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more, this system is perfect for light commercial use in restaurants, salons, labs, and offices. The system features a freestanding stainless steel frame and metal hanging bracket, which makes installation and filter changes easier while also adding a protective buffer for your system. The system's super-efficient RO membranes combine to provide up to 300 gallons of purified reverse osmosis water daily, rejecting a wide spectrum of impurities down to .0001 micron. The built-in booster pump increases the production of purified water by raising the water pressure. This system is compatible with an 11 or 20 gallon iSpring storage tank (TANK NOT INCLUDED).

Overall, the High Capacity Reverse Osmosis system is a great investment for those who value high-quality, contaminant-free water. Its ability to remove a wide variety of contaminants makes it ideal for use in a variety of settings, from restaurants to offices. The system's durable construction and efficient design ensure that it will provide reliable service for years to come.

Pros

  • Removes up to 99% of over 1,000 different contaminants, including lead (up to 98%), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more
  • Freestanding stainless steel frame and metal hanging bracket make installation and filter changes easier while also adding a protective buffer for your system
  • Super-efficient RO membranes provide up to 300 gallons of purified reverse osmosis water daily, rejecting a wide spectrum of impurities down to .0001 micron
  • Built-in booster pump increases the production of purified water by raising the water pressure
  • Compatible with an 11 or 20 gallon iSpring storage tank (TANK NOT INCLUDED)

Cons

  • – May be too large for some residential settings

10. Ac Infinity Ergocurve Pruning Shears

The curved micro-tip shear is a must-have tool for any gardener who wants to achieve fine trimming in tight spaces and shape their plants effectively. It is designed to improve plant growth and comes with stainless-steel blades that remain sharp even after extended use. The precision-ground edges make your trimming work easy and efficient.

The shear comes with a non-stick titanium coating that repels plant residue off the blades, which helps to reduce resin build-up and jamming. The lightweight body and ergonomic grip spring-loaded handles improve comfort and reduce hand fatigue during prolonged use. Additionally, the built-in safety lock keeps the shear closed to protect your hands from injury and preserve the blades.

This tool makes trimming and shaping plants an enjoyable experience, and it comes in handy for both indoor and outdoor gardening. It is a durable and reliable tool that will serve you for a long time.

Pros

  • The curved micro-tip shear is designed for fine trimming in tight spaces and shaping plants to improve growth
  • It comes with precision-ground edges that make your trimming work easy and efficient
  • The non-stick titanium coating repels plant residue off the blades, which helps to reduce resin build-up and jamming
  • The lightweight body and ergonomic grip spring-loaded handles improve comfort and reduce hand fatigue during prolonged use
  • The built-in safety lock keeps the shear closed to protect your hands from injury and preserve the blades

Best Grow Light For Cannabis FAQs

Can LED grow lights be used for cannabis cultivation?

Yes, LED grow lights can certainly be used for cannabis cultivation. In fact, many modern growers prefer LED lights to traditional high-pressure sodium (HPS) lights because they are more energy efficient and can produce higher quality yields. LED lights also produce less heat, which means that growers can place them closer to their plants without risking damage from heat stress.

When choosing LED grow lights for cannabis cultivation, it is important to consider the specific needs of the plant. For example, cannabis plants require different light spectrums during different stages of growth. During the vegetative stage, plants need blue light to encourage leafy growth, while during the flowering stage, they require more red light to promote the development of buds.

Growers should also pay attention to the wattage of their LED lights, as well as the coverage area they can provide. It is important to ensure that the lights are powerful enough to penetrate the canopy and provide even coverage to all plants. Overall, LED grow lights can be an excellent choice for cannabis cultivation, offering energy savings, high quality yields, and better control over the growing environment.

How much wattage is needed for a grow light to effectively grow cannabis?

The amount of wattage needed for a grow light to effectively grow cannabis depends on several factors, such as the size of the space, the growing stage of the plant, and the type of grow light being used. Generally, for a small growing area of 2-4 plants, a minimum of 300-400 watts of LED light is recommended. For larger areas or commercial setups, higher wattage grow lights such as 600-1000 watts may be necessary. However, it's important to note that wattage alone doesn't determine the quality of the grow light. Other factors such as spectrum, intensity, and coverage area play a crucial role in the growth and yield of the cannabis plant. It's always best to consult with an experienced grower or do thorough research before investing in a grow light to ensure optimal results.

What is the best type of grow light for cannabis cultivation?

When it comes to cannabis cultivation, choosing the right grow light is crucial for the overall health and growth of your plants. The best type of grow light for cannabis cultivation is the LED grow light. LED grow lights offer a wide range of benefits for cannabis growers, including energy efficiency, longevity, and customizable light spectrums. They also emit less heat than traditional lights, reducing the risk of heat damage to your plants. Additionally, LED grow lights have been shown to increase yields and improve the quality of the final product. While they may be more expensive upfront, the long-term benefits of LED grow lights make them a worthwhile investment for serious cannabis cultivators. However, it’s important to choose a high-quality LED grow light that is specifically designed for cannabis cultivation to ensure optimal results.

What is the ideal distance between the grow light and cannabis plants?

The ideal distance between the grow light and cannabis plants depends on the type of light and the growth stage of the plants. For example, a high-intensity discharge (HID) light should be placed 18-24 inches away from the plants during the vegetative stage, and 12-18 inches away during the flowering stage. On the other hand, LED lights can be placed closer to the plants, around 12-18 inches away, throughout the growth cycle.

It's important to keep in mind that too much light can damage the plants, while too little light can stunt their growth. Therefore, it's crucial to monitor the plants closely and adjust the distance accordingly. If the plants are stretching towards the light or showing signs of heat stress, it's a sign that the light should be moved further away. On the other hand, if the plants are not growing as quickly as they should or are showing signs of light deficiency, it may be necessary to move the light closer.

Overall, finding the ideal distance between the grow light and cannabis plants is a matter of trial and error, and requires close attention to the plants' growth and development.

What spectrum of light is necessary for optimal cannabis growth?

To achieve optimal growth of cannabis plants, it is necessary to provide them with the right spectrum of light. Cannabis plants require a specific spectrum of light that is essential for their growth and development. The spectrum of light that is most effective for cannabis growth is the blue and red spectrum of light.

The blue spectrum of light is necessary for the vegetative phase of cannabis growth. It helps in the development of foliage, stem, and leaf growth. On the other hand, the red spectrum of light is required for the flowering stage of cannabis growth. It helps in the production of flowers, buds, and fruits.

It is important to note that the intensity of light also matters for optimal growth. Cannabis plants require high-intensity light for good growth. The recommended light intensity is between 400-600 watts per square meter.

In conclusion, the blue and red spectrum of light are necessary for optimal cannabis growth. Providing the right spectrum of light and intensity is essential for the healthy growth of cannabis plants.

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