How to Choose the Best LED Grow Light for Your 120cm x 120cm Grow Area in 2023

Are you an indoor grower looking for optimal lighting for your 120cm x 120cm growing area?

With an increasing number of LED grow lights on the market, it can be difficult to make the right choice in the growshop environment.

That's why we've created this definitive guide to help you choose the best LED horticulture light for your indoor grow. We'll look at the features, pros and cons of four of the best LED grow lights for a 120cm x 120cm grow area . For this cultivation area we can recommend the Q120+ culture chamber from the HomeBox brand , the Hydroshoot 120 from the Secret Jardin brand or click here to see our category dedicated to 120cm x 120cm culture chambers .

Whether you are looking for maximum light intensity , full spectrum for different plant growth phases, or maximum durability , we have everything you need to make an informed decision.

So, without further ado, let's begin our journey to find the best LED horticultural light for your indoor grow!

You can also view our article " Buying guide 2023 Top 2023 LED horticultural lighting for indoor growing "

The important criteria for choosing the best LED horticultural lamp!

When choosing an LED horticultural lamp for your indoor grow, there are several important criteria to consider. Here are the three most important criteria to consider:

1. Grow Surface Coverage : Make sure the LED grow light you choose provides sufficient coverage for your 120cm x 120cm grow surface.
2. Light intensity : The light intensity is one of the most important characteristics for an LED horticultural lamp. Make sure that the LED horticultural lamp you choose offers sufficient light intensity for rapid and healthy plant growth.
3. Durability : Durability is an important criteria for any indoor growing equipment. Make sure the LED grow light you choose is sturdy and durable for long term use.

By taking these important criteria into account, you will be able to choose the best LED horticultural lamp for your indoor cultivation. Be careful, you must also trust the store where you buy, because many sites promise you lights that do not meet the specifications. GrowLED has been supplying LED horticultural lighting in France and Europe for over 15 years!

Why choose quality LED horticultural lighting for your 120cm x 120cm culture?

When growing indoors, lighting is key to the success of your grow . It's tempting to choose a budget LED grow light to save money, but that can be a costly mistake in the long run.

which Entry-level LED grow lights are often equipped with low-end LEDs may not provide an adequate spectrum for optimal plant growth. Additionally, the light output may be insufficient for rapid and healthy plant growth, which may result in a reduced harvest .

Also, the power supplies for these entry-level LED grow lights can be of low quality, which can reduce light output . In addition, these horticultural lights may not have sufficient heat dissipation, which can cause the LEDs to overheat and reduce their lifespan.

In the end, choosing a budget LED grow light can be a costly mistake in the long run , due to its low quality and limited durability. At GrowLED we know that many indoor growers contact us to replace their top priced LED grow light that has only lasted a few weeks.

Investing in a quality LED horticultural light can save you money in the long run by providing optimal plant growth, high light intensity and maximum durability. Take the time to research and choose a quality LED grow light for your indoor grow.

LED horticultural lamp Vs HPS for a culture of 120cm x 120cm: why choose the horticultural LED?

When it comes to growing plants indoors, lighting plays a crucial role in the growth and quality of your crop. Many indoor growers still use HPS lights to light their grow, but LED horticultural lights offer many benefits that make them superior to HPS for indoor growing.

First of all, LED horticultural lamps allow precise and adjustable control of light intensity . This means that you can adapt the amount of light to your plants according to their stage of growth, which is not possible with HPS lamps. This flexibility allows plants to flower optimally and reduce the problems associated with too much or too little light.

In addition, LED horticultural lamps offer a light spectrum that is 100% assimilable by plants , which is not the case with HPS lamps. This full spectrum of light allows for more efficient photosynthesis, which results in faster growth and the production of thicker, sturdier stems and leaves.

Additionally, LED grow lights emit less heat than HPS lights, which can be a big plus for indoor growers looking to maintain an optimal growing environment. HPS lights can overheat your grow space, which can lead to plant dehydration and a reduction in the quality of your crop. LED grow lights, on the other hand, emit less heat and can be safely used near plants without causing damage.

Ultimately, LED grow lights are a number 1 choice for indoor growers looking to maximize the growth, flowering, and quality of their crop while minimizing issues related to heat and light intensity. With adjustable light intensity control, a 100% plant-available light spectrum and reduced heat emission, LED grow lights are the best option for indoor growers looking to get the best results for their crop. .

TOP LED horticultural lighting for cultivation on 120cm x 120cm of area

Presentation of the SpectraWild M720 the top of the range:

The SpectraWild M720 is an LED horticultural light bar designed for indoor growers. With a power of 720Watts, it offers a high light intensity for adequate coverage of the culture surface.

This LED horticultural lamp is perfect for growing rooms as well as horticultural greenhouses. Today, for example, we equip many CBD production greenhouses with this lighting.

It has a full spectrum light spectrum for optimal plant development throughout their growth and flowering cycle. This lighting is also compatible with the management console in order to vary the intensity of the lighting according to the evolution of your plants . Inventronics power supplies offer a very high light output and meet the requirements of professionals.

The SpectraWild M720 is also equipped with an efficient cooling system for minimal heat dissipation and increased durability. It is ideal for a culture surface of 120cm x 120cm.

• Power of 720Watts (maximum)
• LEDs TOP BIN Samsung
• Light spectrum full spectrum UV + Infrared
• Compatible with the SmartWILD console to simulate sunset, sunrise and overheating management (sold separately)
• Digital dimming system on power supply (25/50/75/100%)
• Efficient cooling system for minimal heat dissipation
• Easy replacement of bars (Simple to repair over time)
• Ideal for a growing area of ​​120cm x 120cm to 150cm x 150cm
• Efficiency of 2.75 µmol/J
• Sold with pulleys
• 5 year warranty

Price around 1100€ incl. VAT

The M720 is sold with:

• LED horticultural bars 120Watts x 6
• Inventronics professional power supply with digital dimmer
• Power cable with EU plug
• Interconnect cable to connect to another SpectraWILD (data)
• Kit of pulleys to manage the height of the lighting

In conclusion, the SpectraWild M720 is a premium option for indoor growers looking for high performance and reliable LED lighting for their grow. With its full spectrum spectrum and its compatibility with high quality equipment, it is a wise choice for growers looking for optimal yield.

PureLED Q420 V2 LED horticultural lamp the best price:

The PureLED Q420 V2 is a 420W LED fixture designed for indoor growers. It is equipped with a light intensity management function. It can also be used with an external controller (not included) for more precise control.

This light is lightweight and quiet, with no moving parts. It offers a complete light spectrum suitable for all stages from germination to harvest. It is ideal for a cultivation area of ​​120cm x 120cm.

Its price is really very low, and is suitable for amateur growers. It meets all the requirements of our team at GrowLED.

The PureLED Q420 V2 has a 5-year warranty and an efficiency of 2.7 µmol/J. It is also protected against water thanks to its IP65 protection level.

• Power of 420Watts (maximum)
• Intensity management function
• Can be used with external controller (sold separately)
• Lightweight and quiet with no moving parts
• Full light spectrum suitable for all stages of the plant growth cycle
• Suitable for a growing area of ​​120cm x 120cm
• Efficiency of 2.7 µmol/J
• Protection level IP65
• 5 year warranty

Price around €529 incl. VAT

The Q420 V2 is sold with:

• Q420V2 LED horticultural lighting
• Feed
• Power cable with EU plug
• Hanging kit

The PureLED Q420 V2 is a great option for indoor growers looking for reliable, efficient and versatile LED lighting for their 120cm x 120cm grow.

Presentation of the Zeus 600W PRO 2.9 from the recognized brand Lumatek:

The Lumatek Zeus 600W PRO 2.9 is a high quality horticultural LED light for indoor growers. It is equipped with high quality LED diodes for high light intensity and optimal coverage of the culture surface.

• Power of 600Watts (maximum)
• High quality LED diodes for high light intensity
• Advanced cooling system for minimal heat dissipation
• Full spectrum for optimal plant development
• Dimmer system, compatible with the Lumatek Control pane Plus 2.0 (Sold separately)
• 5 year warranty

The Lumatek Zeus 600W PRO 2.9 is sold with:

• Complete lighting with bars
• Power supply with dimmer
• Power cable with EU plug
• Hanging kit

Price around 1379€ incl. VAT

There are different versions of the Lumatek Zeus, if you wish, see our article on the differences between the Lumatek Zeus 2.9 versions

The advanced cooling system of the Zeus 600W PRO 2.9 ensures minimal heat dissipation for long term use. Plus, it's equipped with features like full spectrum for optimal plant development at all stages of growth, and a manual dimming system for easy light intensity control.

The full BloomLED range, a "which lamp for your grow area" guide, customer reviews and the PREMIUM warranty are all on our BloomLED brand page.

Zeus, ATS, VF, controller: find the full range, the recommended model for each grow area and customer reviews on our Lumatek brand page.

Rhino Series, Spider PRO, multi-lamp packs: the full range, the recommended lamp for each grow area and customer reviews are on our CannaLED brand page.

Pure Tent Lite tents, PureLED Q V2 and Pro panels, P-LED bars, heat mat and dehumidifier: the full range, the recommended model for each tent size and customer reviews are on our Pure Factory brand page.

Sanlight designs high-end LED grow lights in Austria, above 3 µmol/J: EVO series, Stixx and Q series. The full range, the recommended lamp for each grow area and customer reviews are on our Sanlight brand page.

ThinkGrow LED lights: 4-channel adjustable spectrum, TrolMaster control, 5-year warranty. The full range, the recommended lamp for each grow area and customer reviews are on our ThinkGrow brand page.