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10 Best Planted Tank Light 2025 in the UK

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Our Top Picks

#2

hygger Aquarium LED Light,72W Full Spectrum Plant Aquarium Light with LCD Setting, 7 Colors, Sunrise Sunset Moon and DIY Mode, Programmable Fish Tank Light for Freshwater 122-139cm Planted Tank

Rating
9.8
Light Intensity (PAR)
Light Spectrum
Light Duration
Light Intensity (PAR)
The DIY mode allows for perfect customization of light intensity and color to suit individual preferences.
Light Spectrum
The full spectrum lighting provides a beautiful and natural look, greatly enhancing the aesthetic appeal of the aquarium.
Light Duration
The sunrise, sunset, and moonlight settings create a comfortable environment for fish by mimicking natural lighting conditions.
Adjustability and Control
The DIY mode allows for perfect customization of light intensity and color to suit individual preferences.

The hygger Aquarium LED Light is designed for freshwater planted tanks, particularly those ranging from 122 to 139 cm in size. It offers a full spectrum lighting solution, with a focus on simulating natural sunlight through various modes such as sunrise, sunset, and moonlight. With 72 watts of power and 248 LED bulbs, it provides sufficient light intensity for plant growth, which is essential for a planted tank. The light spectrum is adjustable, featuring seven colors, which can be fine-tuned through its programmable settings to cater to different plant needs.

One of its notable strengths is the customizable nature of its light settings. Users can program the intensity and duration of lights, which is beneficial for recreating natural day and night cycles, helping to reduce stress on aquatic life. The build-in timer with a memory function is a practical addition, ensuring your settings are retained even after power interruptions.

The complexity of its settings could be overwhelming for beginners, as the DIY mode offers extensive customization which might require a learning curve. Additionally, the LED's color rendering index of 89 is close to natural light, but some might desire an even higher index for more accurate color representation. The construction is durable, with an aluminum alloy casing that ensures a long lifespan, boasting up to 50,000 hours of use. Users looking for energy efficiency will appreciate its low heat generation and efficiency. This product is well-suited for intermediate to advanced aquarists who appreciate the ability to fine-tune lighting conditions for their planted tanks, though novices might find the setup initially daunting.

Rating
9.8
Light Intensity (PAR)
Light Spectrum
Light Duration
Light Intensity (PAR)
The DIY mode allows for perfect customization of light intensity and color to suit individual preferences.
Light Spectrum
The full spectrum lighting provides a beautiful and natural look, greatly enhancing the aesthetic appeal of the aquarium.
Light Duration
The sunrise, sunset, and moonlight settings create a comfortable environment for fish by mimicking natural lighting conditions.
Adjustability and Control
The DIY mode allows for perfect customization of light intensity and color to suit individual preferences.
#3

hygger Clip On Full Spectrum Aquarium Light, 22W Aquarium LED Light Day-Night Dual Timer Sunrise-Day-Sunset-Moon Fish Tank Light, Adjustable Timer Brightness with 9 Colors for Planted Tank

Rating
9.7
Light Intensity (PAR)
Light Spectrum
Light Duration
Light Intensity (PAR)
The light provides significantly better coverage and brightness compared to standard tank lights, making plants and fish more visible and vibrant.
Light Spectrum
Brightness and color settings offer useful customization, allowing fine-tuning to suit different plants and personal preferences.
Light Duration
The adjustable timer simulates natural sunrise and sunset with a gentle, gradual brightening that enhances the tank's ambiance.
Tank Size and Depth
Installation is straightforward with a well-designed, adjustable clip that fits various tank sizes and requires minimal effort.
Adjustability and Control
Brightness and color settings offer useful customization, allowing fine-tuning to suit different plants and personal preferences.

The hygger Clip On Full Spectrum Aquarium Light is a solid choice for planted tanks sized around 63-78 cm in length. With a power of 22W and 120 LED beads offering a mix of white, blue, red, and green lights, it provides a well-rounded light spectrum that supports plant growth by mimicking natural sunlight. The light intensity, delivering 2291 lumens with a good color rendering index (CRI 82.5), helps plants photosynthesize effectively while being gentle on fish eyes.

One of its standout features is the adjustable timer system, allowing you to set daylight durations of 6, 10, or 12 hours and night lighting for 3, 5, or 12 hours with multiple brightness and color options. This flexibility lets you simulate sunrise, sunset, and moonlight, which can benefit both plants and fish by aligning with natural cycles. Installation is simple thanks to a clip-on bracket designed for tank edges up to 0.74 inches thick, plus its aluminum body aids in heat dissipation to maintain performance.

The light is best suited for medium-sized tanks within the specified length range, so larger or deeper tanks may not get enough coverage or penetration. While the manual mode offers some control, some users might find the color and brightness settings a bit complex initially. This light balances good spectrum quality, customization, and ease of use, making it a practical option for hobbyists who want a versatile planted tank light without complicated controls.

Rating
9.7
Light Intensity (PAR)
Light Spectrum
Light Duration
Light Intensity (PAR)
The light provides significantly better coverage and brightness compared to standard tank lights, making plants and fish more visible and vibrant.
Light Spectrum
Brightness and color settings offer useful customization, allowing fine-tuning to suit different plants and personal preferences.
Light Duration
The adjustable timer simulates natural sunrise and sunset with a gentle, gradual brightening that enhances the tank's ambiance.
Tank Size and Depth
Installation is straightforward with a well-designed, adjustable clip that fits various tank sizes and requires minimal effort.
Adjustability and Control
Brightness and color settings offer useful customization, allowing fine-tuning to suit different plants and personal preferences.

Buying Guide for the Best Planted Tank Light

Choosing the right light for your planted tank is crucial for the health and growth of your aquatic plants. The right lighting not only enhances the beauty of your tank but also supports photosynthesis, which is essential for plant growth. When selecting a light, consider the type of plants you have, the size of your tank, and the specific needs of your aquatic environment. Understanding the key specifications will help you make an informed decision that ensures your plants thrive.
Light Intensity (PAR)Light intensity, often measured in PAR (Photosynthetically Active Radiation), is crucial because it determines how much usable light energy is available for your plants. Low light intensity is suitable for low-light plants and tanks with minimal plant life, while medium to high intensity is needed for more demanding plants that require more energy for photosynthesis. To choose the right intensity, consider the types of plants you have; low-light plants like ferns and mosses need less intensity, while high-light plants like carpet plants require more.
Light SpectrumThe light spectrum refers to the range of light wavelengths emitted by the light source. Plants primarily use red and blue wavelengths for photosynthesis, so a full-spectrum light that mimics natural sunlight is ideal. Some lights are specifically designed to enhance plant growth by providing the right balance of these wavelengths. When choosing a light, look for those labeled as full-spectrum or those that specify they are suitable for plant growth, ensuring your plants receive the necessary light for healthy development.
Light DurationLight duration is the amount of time your tank is illuminated each day. This is important because plants need a consistent light cycle to thrive, typically around 8-10 hours of light per day. Too much light can lead to algae growth, while too little can stunt plant growth. Consider using a timer to maintain a regular light schedule, which helps mimic natural day and night cycles and supports the biological rhythms of your plants.
Tank Size and DepthThe size and depth of your tank affect how light penetrates the water and reaches your plants. Deeper tanks require more powerful lights to ensure adequate light reaches the bottom. For smaller or shallower tanks, less powerful lights may suffice. When selecting a light, consider the dimensions of your tank and choose a light that can adequately cover the entire area, ensuring all plants receive sufficient light.
Adjustability and ControlAdjustability and control features allow you to customize the lighting conditions in your tank. This can include dimming options, programmable settings, and the ability to adjust the spectrum. These features are important for fine-tuning the light to meet the specific needs of your plants and to adapt to changes in your tank environment. If you have a diverse range of plants or plan to change your setup, a light with adjustable features can provide the flexibility you need.