As an Amazon Associate, we earn from qualifying purchases. Some links on this site are affiliate links at no extra cost to you. Our recommendations are based on thorough research and editorial judgment.
10 Best Grow Light Panels of 2026 – Illuminate Your Indoor Garden With Confidence
To choose the best grow light panels for your indoor garden in 2026, consider options like the 40W Ultra-Thin Panel Grow Lamp (4-Pack) and Barrina T5 Grow Lights. These lights feature full spectrum capabilities, adjustable dimming, and convenient timer settings for customized plant care. Look for 2-Pack LED Grow Lights covering up to 4×4 feet for broader areas. Always check energy efficiency ratings, as efficient LED models can save on electricity costs. Keep exploring for more insights.
Key Takeaways
- Look for grow light panels with adjustable spectral modes to cater to different plant growth stages.
- Consider energy-efficient models to save on electricity bills while providing optimal light output.
- Choose panels with built-in timers for easy automation and consistent light cycles without manual monitoring.
- Check installation flexibility, ensuring lights can be easily set up in various indoor environments.
- Review the longevity and brightness retention of LED panels to minimize replacement costs over time.
Grow Lights for Indoor Plants 40W Ultra-Thin Panel Grow Lamp (4-Pack)
Abonnyc Grow Lights for Indoor Plants 40W Ultra-Thin Panel Plant Grow lamp 11.8 Inch Warm White...
- 3 spectral modes / 5 levels of brightness: This 40W ultra-thin panel grow lights for indoor plants full spectrum can be set to Red+Blue, warm White, or a mix ofwarm...
- 2 Ways Flexible power Connection : The LED Grow Light has 4 ultra-thin panels adoption of two power connection heads design allows you install the grow light strip...
- Timing Function: The led grow light strip features with circular memory timer function. It has 3 timing mods, 3H, 6H and 12H, you can choose according to your plants...
You may be interested
If you’re looking for an efficient, versatile lighting solution for your indoor plants, the 40W Ultra-Thin Panel Grow Lamp (4-Pack) is a great choice. Each panel measures 11.8 inches, making them easy to fit anywhere. You can choose from three spectral modes: Red+Blue, Warm White, or a mix of both. This flexibility caters to your plants’ different growth stages. With five brightness levels, you can adjust the light intensity from 10% to 100%, ensuring ideal conditions. Plus, they feature a circular memory timer, so your lights can automatically turn on each day. Installation is straightforward using the included tape and cables.
Best For: Indoor gardening enthusiasts and plant owners looking for an efficient and adjustable lighting solution to support their plants’ growth stages.
Pros:
- Versatile spectral options allow customization for different plant needs with three distinct modes.
- Adjustable brightness levels from 10% to 100% ensure optimal light intensity based on plant requirements.
- User-friendly installation with included accessories simplifies the setup process.
Cons:
- Limited size per panel (11.8 inches) might not cover larger areas effectively without additional panels.
- Dependence on power source may limit flexibility in placement options for some users.
- Circular memory timer may require initial setup and adjustment, which could be a hassle for some.
Ultra-Thin 40W Panel Grow Lights for Indoor Plants
Sale
Grow Light,40W Ultra-Thin Panel Grow Lights for Indoor Plants,316LEDs Full Spectrum Grow Lights for...
- FULL-SPECTRUM LED GROW LIGHTS: grow lights,spectrum 380 nm - 780 nm, similar to natural sunlight, have a significant impact on plant germination, flowering, fruiting, and...
- DIY GROW LIGHT: DIY LED Grow Light has 4 ultra-thin panels. Flexible for setups in different lengths or widths. You can use the handy cable ties to hang the grow light...
- 24H CYCLE TIMER FUNCTION: The 3H/9H/12H timer function only needs to be operated once, and the next day it will automatically cycle to illuminate the plants, the plant...
Ultra-Thin 40W Panel Grow Lights are an excellent choice for indoor gardeners seeking a space-efficient lighting solution. With 316 LEDs, these full-spectrum lights mimic natural sunlight, benefiting plants like tomatoes and succulents. Their design features four panels, each measuring 11.81 x 3.14 x 0.04 inches, allowing for flexible configurations. You can easily install them in greenhouses, offices, or even restaurants. Plus, they have a timer function with 3/9/12-hour cycles for automatic light management. With ten dimming levels, you can customize light intensity, ensuring your plants thrive at every growth stage. Energy efficiency helps you save up to 50% on power.
Best For: Indoor gardeners looking for an energy-efficient and space-saving lighting solution for various types of plants.
Pros:
- Full-spectrum light closely mimics natural sunlight, enhancing plant growth at all stages.
- Flexible installation options allow for customized configurations to fit different spaces.
- Timer and dimming functions provide convenience and tailored lighting for specific plant needs.
Cons:
- May require additional installation tools like cable ties or adhesive if not included.
- The ultra-thin design might not provide sufficient coverage for larger growing areas without proper configuration.
- Initial investment may be higher compared to basic grow lights.
Barrina Grow Lights for Indoor Plants (2-Pack)
Barrina Grow Lights for Indoor Plants, 20W (2 x 10W) Full Spectrum Ultra-Thin Grow Light Panel with...
- Full Spectrum Grow Light Panel: Barrina grow light Panel 1ft provide indoor plants with full-spectrum sunlight replacement. We provide the most reasonable grow light wave...
- Auto Turn On/Off Timer Everyday: This plant light for indoor plants has 3 cycle timing settings which will stay on for 3/6/12 hours, then off for 21/18/12 hours and will...
- 3 Spectrum Modes & 8 Dimmable Options: Barrina plant lamps has 3 Spectrum Modes can be set to meet different stages of plant growing needs, and 8 levels of dimmable...
For anyone looking to elevate their indoor gardening game, the Barrina Grow Lights for Indoor Plants (2-Pack) offer a practical solution. These 20W panels, made up of two 10W units, are ultra-thin and perfect for hydroponics, seedlings, and succulents. With 252 LEDs, you’ll replace a standard 120W light fixture using only 20W of energy, ensuring efficiency. The full-spectrum light mimics sunlight, with three spectrum modes to support various plant growth stages. You can adjust intensity with eight dimmable options. Plus, the built-in timer automatically turns the lights on and off, making plant care easier—even when you’re away.
Best For: Indoor gardeners looking for an energy-efficient and effective lighting solution for plants at various growth stages.
Pros:
- Energy Efficient: Consumes only 20W while providing the equivalent of a 120W light fixture.
- Customizable: Features three spectrum modes and eight dimmable options for tailored plant support.
- Convenient Timer: Auto turn on/off functionality simplifies care routine, especially during absences.
Cons:
- Limited Coverage: The ultra-thin design may not provide adequate light for larger indoor plant areas.
- Dependence on Electricity: Requires constant electrical supply, which may be an issue during outages.
- Set-Up Effort: Initial installation and adjustment may require time and effort for optimal positioning.
2 Pack LED Grow Light Panel 200W for Indoor Plants
Uallhome 2 Pack LED Grow Light Panel 200W Lamp for Indoor Plants, Sun Like with White Blue Red UV IR...
- Advanced sunlike light spectrum optimization: These lights give your vegetation optimal light for flowering and fruit production with a red light spectrum that appears...
- Superior light output throughout the year: Uallhome Grow Lights combine to provide the optimum level of light for both photosynthesis and growth that will allow your...
- Easy installation and usage:The upgraded suspension kit can be assembled easily without additional tools. The panels come with a 6 feet power cord, and simple plug and...
When you’re looking to optimize indoor plant growth, the Pack LED Grow Light Panel 200W stands out as an ideal solution. This versatile panel uses a mix of white, blue, red, UV, and IR LEDs, mimicking sunlight for your plants. It covers areas of up to 4×4 feet, perfect for small grow tents or greenhouses. The advanced spectrum supports flowering and fruiting, offering the right light for photosynthesis. Plus, it’s easy to set up with an included suspension kit and a 6-foot power cord, making your indoor garden a breeze. Efficient and cooler, it’s an excellent choice for any indoor gardener.
Best For: Indoor gardeners looking to enhance plant growth in small spaces such as grow tents and greenhouses.
Pros:
- Versatile spectrum of LEDs provides optimal light for various plant species and growth stages.
- Easy installation with a suspension kit and a long power cord simplifies setup.
- Operates more efficiently and cooler than traditional lighting options, reducing the risk of plant damage.
Cons:
- Coverage may be limited to smaller spaces, potentially unsuitable for larger grow areas.
- While efficient, initial cost may be higher compared to basic grow lights.
- Some users may require additional panels for extensive indoor gardening needs.
Barrina T5 Grow Lights for Indoor Plants (4-Pack)
Barrina T5 Grow Lights for Indoor Plants, 5000K Full Spectrum, 1FT LED Growing Lamp, Plant Light...
- 5000K White Full Spectrum Light: Barrina T5 grow lights 1ft provide indoor plants with full-spectrum sunlight replacement. We provide the most reasonable grow light wave...
- Super Bright and High PPFD: Consuming only 20W with 96 LEDs totally, replace 120W general plant lights. Over 95% light energy can be absorbed by plants. This mini growing...
- Separately Controllable: Each t5 grow lights fixtures have on off switch on the surface of housing, controlling the lights separately or together according PPFD that...
If you’re looking for efficient grow lights specifically designed for indoor plants, the Barrina T5 Grow Lights (4-Pack) is an excellent choice. These 1-foot LED lamps deliver a 5000K full spectrum, mimicking natural sunlight. Consuming just 20 watts, they replace traditional 120-watt lights, making them energy-efficient. With 96 LEDs per fixture, over 95% of light energy gets absorbed by your plants. They work well for seedlings, vegetative growth, and flowering stages. Installation is easy with double-sided tape and clips, plus you can link up to 16 units. This package covers all your indoor gardening needs effortlessly.
Best For: Indoor gardeners looking for energy-efficient and effective grow lights for various plant growth stages.
Pros:
- Energy Efficient: Consumes only 20W while replacing 120W traditional grow lights.
- Full Spectrum: Provides a 5000K light that mimics natural sunlight for optimal plant growth.
- Easy Installation: Simple plug-and-play design with multiple installation options including clips and double-sided tape.
Cons:
- Fixed Length: Limited to a 1-foot length, which may not suit larger setups or spaces.
- Limited Control: While fixtures are individually controllable, connecting multiple lights may complicate individual control.
- LED Lifespan: Dependence on LED lifespan might lead to reduced brightness over time, potentially requiring replacements.
Grow Lights for Indoor Plants, Ultra-Thin Panel Lamp with Timer
Sale
Rocoking Grow Lights for Indoor Plants,Ultra-Thin Panel Grow Lamp,158LEDs Full Spectrum Grow Lights...
- FULL-SPECTRUM LED GROW LIGHTS: grow lights spectrum 380 nm - 780 nm, similar to natural sunlight, have a significant impact on plant germination, flowering, fruiting, and...
- DIY GROW LIGHT: DIY LED Grow Light has 4 ultra-thin panels. Flexible for setups in different lengths or widths. You can use the handy cable ties to hang the grow light...
- 24H CYCLE TIMER FUNCTION: The 3H/9H/12H timer function only needs to be operated once, and the next day it will automatically cycle to illuminate the plants, the plant...
The ultra-thin panel lamp with a timer is an ideal choice for busy indoor gardeners who want to nurture their plants with minimal effort. It features 158 LEDs, providing a full spectrum light similar to natural sunlight. This helps with germination, flowering, and fruiting in plants like orchids and succulents. Installation is easy; you can arrange the four panels using cable ties or adhesive for versatile setups. The built-in timer runs on a 24-hour cycle, allowing you to select 3H, 9H, or 12H modes. With just 20W energy consumption, it’s efficient, providing bright, adjustable lighting across 10 levels.
Best For: Busy indoor gardeners looking for an energy-efficient solution to promote plant growth with minimal maintenance.
Pros:
- Provides a full spectrum of light similar to natural sunlight, enhancing plant growth and health.
- Flexible installation options with ultra-thin panels that can be arranged to fit various spaces.
- Equipped with a timer and multiple dimmable settings for customized and automatic lighting schedules.
Cons:
- The light may not be suitable for larger grow setups due to its panel size.
- Some users may require additional lighting if they have a high number of plants.
- Installation might be challenging for those unfamiliar with using cable ties or adhesive solutions.
Under Cabinet Grow Light with Auto Timer and Dimmable Levels (4 Pack)
Under Cabinet Grow Light, 3 Color Modes Full Spectrum Plant Lights for Shelves with Auto Timer...
- 3 Spectrum Modes Grow Light Panel: LUYIMIN plant lamps has 3 Spectrum Modes can be set to meet different stages of plant growing needs, and 10 levels of dimmable options...
- Good Helper for Seedling: Adopting a matrix arrangement of light beads, the uniformity of light in the seedling tray is ≥ 90% (natural scattered light uniformity is...
- Energy Saving& Wider Light Area：Ultra-thin grow lights panel at size 11.8 x 3.x 0.04 inches, uses an aluminum backer board with low heat generation.
Looking for a convenient way to nurture your indoor plants? The Under Cabinet Grow Light with Auto Timer and Dimmable Levels is perfect for you. This set of four ultra-thin panels measures 11.8 x 3 x 0.04 inches. It offers three spectrum modes, ensuring the right light for seedlings, vegetative, or blooming stages. With ten dimmable levels, you can adjust the intensity to meet your plants’ needs. The built-in timer lets you choose 3, 9, or 12 hours of light, helping optimize growth while saving energy. Installation is a breeze, thanks to double-sided tape and twist ties. Enjoy the benefits of effortless indoor gardening!
Best For: Indoor plant enthusiasts seeking an efficient lighting solution for their seedlings, vegetative plants, and blooms.
Pros:
- Flexible Growth Stages: Offers three spectrum modes tailored for seed starting, vegetative growth, and blooming.
- Energy Efficient: Low heat generation and a circular memory timer help save energy while ensuring optimal light exposure.
- Easy Installation: Includes double-sided tape and twist ties, allowing for quick and hassle-free setup in various spaces.
Cons:
- Limited Size: Each panel measures only 11.8 x 3 x 0.04 inches, which may not cover larger grow areas.
- Requires Continuous Power: The timer functions only when the power supply is uninterrupted, which might be an issue during outages.
- Brightness Adjustment May Vary: The effectiveness of dimmable levels may depend on the specific light needs of different plant species.
LBW Plant Grow Light with Timer and Dimmable Levels (4 Pack)
LBW Plant Grow Light, 540 LEDs Full Spectrum Plant Lights for Indoor Growing, Under Cabinet Grow...
- 【Wide Flat Panels — Designed for Shelves & Cabinets】These low-profile grow light panels mount neatly under cabinets, shelves, or racks, delivering direct, even...
- 【Broader Coverage with 4 Panels — Light More Plants at Once】Each wide aluminum panel spreads light evenly across your growing area. The 4-pack setup helps cover...
- 【Full Spectrum Light for Strong, Balanced Growth】Equipped with 540 high-efficiency LEDs (380–780nm), these full spectrum grow light panels closely mimic natural...
For indoor gardeners seeking a reliable and efficient lighting solution, the LBW Plant Grow Light with Timer and Dimmable Levels (4 Pack) stands out as an excellent choice. Each lamp measures 11.8 x 3.9 inches and features an aluminum alloy design for effective heat dissipation. With 540 LEDs, it’s designed to mimic natural sunlight, supporting all plant types. You can customize light intensity with 10 brightness levels from 10% to 100%, while the built-in memory timer lets you set 4, 8, or 12 hours for automatic daily cycles. The versatile setup is ideal for bookshelves, cabinets, and greenhouses, enhancing your gardening experience.
Best For: Indoor gardeners looking for an efficient lighting solution that mimics natural sunlight and caters to various plant types.
Pros:
- Versatile setup with installation accessories included for easy placement on shelves, cabinets, or greenhouses.
- Customizable brightness with 10 adjustable levels, allowing for optimal light intensity tailored to plant needs.
- Built-in timer functionality provides convenient automated lighting schedules, making plant care simpler during absences.
Cons:
- Requires continuous power for the timer feature to function, which might limit placement options.
- Limited to the size and number of plants that can be effectively illuminated at one time due to coverage constraints.
- Potential heat buildup if not properly monitored, despite the aluminum alloy construction for heat dissipation.
Garpsen Grow Light, Full Spectrum Plant Light for Indoor Growing
Garpsen Grow Light, 6000K Full Spectrum Plant Lights for Indoor Growing with Auto Timer 6/12/16H...
- [Full Spectrum]: This 4Panel full spectrum grow lights have 552 LEDs. emitting wavelengths from 380nm to 800nm, the spectrum is similar to natural light with higher PAR...
- [Good Helper for Seedling]: The product is perfect for seedling. full spectrum makes your seeds grow more stable. Adopting new UL certified 12V adapter, more stable...
- [Wider Light Area]: This plant light single panel measures 11.8in x 3.9in, made of pure aluminium alloy, larger light area and better heat dissipation. Suitable for...
Garpsen Grow Light panels are an excellent option if you want to elevate your indoor gardening game. These 6000K full spectrum lights feature four panels and 552 LEDs, ensuring your plants receive balanced light. With dimensions of 11.8 inches by 3.9 inches, they’re perfect for various setups. You can set the auto timer for 6, 12, or 16 hours, making your plant care routine easier. Additionally, five dimmable levels and three color modes give you control over brightness and spectrum. Constructed from pure aluminum alloy, they optimize heat dissipation, ensuring efficiency during every growth stage.
Best For: Indoor gardening enthusiasts looking for a versatile and efficient lighting solution for their plants at all growth stages.
Pros:
- Versatile full spectrum light with adjustable color modes for different growth stages.
- Smart timer and dimmable options allow for customizable light schedules and intensity.
- Durable aluminum alloy construction enhances heat dissipation for optimal performance.
Cons:
- Requires a power source, limiting placement options in some indoor spaces.
- Some users may find the initial price point higher compared to basic grow lights.
- Limited to 552 LEDs which might not be sufficient for larger growing areas.
FECiDA 8 Pack Grow Lights for Indoor Plants
8-Pack Panel Grow Lights for Indoor Plants, FECiDA 2026 LED Plant Grow Light for Under Cabinet...
- Very Bright and Plants Love Grow Light---192 High Quality LEDs Plant Light and 12W Actual Power Grow Lamp, 8-Pack Grow Light, Higher Value for You
- Friendly for Your Eyes Full Spectrum Grow Light---Natural Sunlight Full Spectrum LED Grow Light, Plants and Your Eyes All Love
- Timer for Auto On/Off Grow Lights for Indoor Plants---Grow Light with Timer 4/8/12/16/20H Auto On/Off Everyday, You can Feel Free to Use This Grow Light When you are Not...
FECiDA’s 8 Pack Grow Lights stand out as an excellent choice for indoor gardening enthusiasts looking to promote healthy plant growth. Each panel is 16 inches long and 4 inches wide, delivering 80 watts of power overall. With 192 LEDs, they provide a bright 1200 lumens output. These full-spectrum lights mimic natural sunlight, helping your plants thrive indoors. Featuring 4, 8, and 12-hour timer settings, you can automate lighting easily. Plus, the daisy-chain function lets you connect multiple panels to a single outlet. Whether under cabinets or in greenhouses, these lights come to the rescue for seed starting and plant cultivation.
Best For: Indoor gardening enthusiasts looking to promote healthy plant growth with versatile lighting solutions.
Pros:
- Full-spectrum illumination mimics natural sunlight, fostering optimal plant growth.
- Integrated timers allow for convenient automation of lighting with 4, 8, and 12-hour settings.
- Daisy-chain functionality enables easy connection of multiple panels to a single outlet for enhanced coverage.
Cons:
- Limited power output per panel may require multiple units for larger setups.
- Weight of panels (2.2 pounds) might be cumbersome for some shelf or cabinet installations.
- No adjustable brightness settings, which might limit customization for different plant needs.
Factors to Consider When Choosing Grow Light Panels
When you’re picking grow light panels, it’s essential to take into account several factors. Look closely at light spectrum requirements, as different plants thrive under specific wavelengths. Before you buy, think about energy efficiency ratings, automation features, and the size and design that will suit your space best.
Light Spectrum Requirements
Choosing the right grow light panel can make a significant difference in your plants’ health and growth. Full-spectrum lights, emitting wavelengths from 380 nm to 800 nm, mimic natural sunlight. This replication is essential for chlorophyll production, benefiting your plants.
For flowering and fruit production, red light (600-700 nm) is key, while blue light (400-500 nm) supports vegetative growth. Balancing these wavelengths enhances photosynthesis and overall growth efficiency. Many grow lights also offer customizable spectral modes, allowing you to adjust settings based on your plants’ needs at different stages.
Energy Efficiency Ratings
Many growers overlook energy efficiency ratings when selecting grow light panels. Energy efficiency ratings show how much power a light uses compared to its brightness, quantified in watts per lumen. Opt for lights with lower wattage but high output; this can lead to significant savings. Some panels use up to 50% less energy than traditional sources while still effectively supporting plant growth. Efficient LED models last longer, reducing replacement costs and making them cost-effective in the long run. Additionally, look for energy-efficient certifications like CE or FCC to guarantee the product meets environmental standards. By focusing on efficiency, you not only save on electricity bills but also promote sustainable gardening practices.
Timer and Automation Features
Selecting grow light panels with timer and automation features can greatly simplify your gardening routine. A built-in timer allows lights to operate automatically, providing consistent illumination daily. Many models offer multiple timer settings—like 3, 6, 9, or 12 hours—so you can customize light durations for different plants. Automated circular memory timers can turn lights on and off at the same time each day, making life easier for busy users or travelers. Advanced options enable longer cycles without frequent manual adjustments, which helps promote healthy plant growth. Some timer systems can be integrated into daisy-chain setups, allowing you to power multiple lights while keeping synchronized timers for cohesive coverage. This functionality ultimately supports a thriving indoor garden.
Installation Flexibility Options
When you’re setting up your indoor garden, installation flexibility can make all the difference. Many grow light panels offer customizable setups. You can adjust lengths or widths using cable ties or adhesive tape. Some models allow for serial or parallel connections, letting you link multiple panels. This means broader coverage without needing extra sockets.
Lightweight, ultra-thin designs can easily fit under shelves and cabinets, perfect for compact spaces. Integrated features like double-sided tape and adjustable brackets help with quick, convenient installation. Consider these options to guarantee you can adapt your setup for different environments, whether it’s a greenhouse, office, or home. Versatility is key for addressing the needs of various plant types effectively.
Panel Size and Design
Choosing the right panel size and design is essential for your indoor garden’s success. Consider the dimensions carefully. Smaller panels work well in confined spaces like closets, while larger panels cover extensive areas, ideal for larger setups. Opt for ultra-thin designs to integrate lights into shelves or cabinets; this maximizes space efficiency. Look for flexible panels that can adjust in length or width, fitting various spaces, like greenhouses or tent setups. Lean towards lightweight options for easy handling during installation; heavier panels might need sturdier support. Finally, think about buying multi-panel packs for greater versatility. This way, you can adapt to the specific coverage needs of your plants, ensuring they get the light they require.
Frequently Asked Questions
How Do I Determine the Best Light Spectrum for My Plants?
To determine the best light spectrum for your plants, focus on the blue and red wavelengths. Blue light (400-500 nm) supports vegetative growth, while red light (600-700 nm) aids flowering. Ideally, aim for a light with a full spectrum, covering at least 400-700 nm. You can use a light meter to measure intensity. Research your specific plants, as some thrive better with different spectrums—always tailor the light conditions for optimum growth.
Are Grow Light Panels Energy-Efficient and Cost-Effective?
Yes, grow light panels can be energy-efficient and cost-effective. Many LED panels use about 50% less energy than traditional light sources, so you’ll save on your electricity bill. Look for panels with a power output between 100 to 300 watts for peak performance. They typically last over 50,000 hours, which means fewer replacements. By choosing the right spectrum and wattage, you can grow healthy plants without breaking the bank. Your indoor garden will thrive while saving money!
What’s the Optimal Distance Between the Grow Light and Plants?
The ideal distance between your grow light and plants typically ranges from 12 to 30 inches, depending on the light type and plant needs. For LED lights, keep them about 12-24 inches away to prevent burning, while fluorescent lights can be placed closer, around 12 inches. Always observe your plants; if they’re stretching towards the light, it’s likely too far. Adjust as needed, ensuring your plants receive adequate light without damage.
Can I Use Grow Lights for All Types of Indoor Plants?
Yes, you can use grow lights for all types of indoor plants. Different plants have varying light needs, so choose your grow light accordingly. For low-light plants, like snake plants or pothos, LED grow lights at 12-24 inches above work well. For high-light plants, like tomatoes or succulents, use fluorescent lights 6-12 inches from the foliage. Adjust the light amount and duration based on the specific needs of your plants to guarantee healthy growth.
How Long Should I Run My Grow Lights Each Day?
You should run your grow lights for 12 to 16 hours a day. Studies show that plants typically need about 12-14 hours of light to thrive. Start with 12 hours, then adjust based on how your plants respond. If they stretch too much, they might need more light. Be sure to provide darkness as well, as this is essential for their growth cycle. Choose a timer to make it easy and consistent.
