Does Grow Light Temperature Matter?

June 22, 2022

Does Grow Light Temperature Matter?

Do you ever wonder if the temperature of your grow light matters? Well, it turns out that it does! There are different types of grow lights available on the market.

This post will cover the importance of growing light temperature and how to maintain it in a hydroponic garden. We will also provide some tips on adjusting your light's temperature.

Do Grow Lights Deliver Heat?

Yes, grow lights do provide heat.

Light is made up of energy particles called photons. When these photons hit the plants, they create heat. Light is electro magnetism energy, turning into heat when in contact with matter. This heat is necessary for the plants to grow. The plant uses this heat to convert water and carbon dioxide into oxygen and sugar.

The process of photosynthesis is how the plant grows and produces fruit or vegetables. But different light has a different energy, so the heat it produces is also different. It's important to adjust the temperature of your light so it's not too hot or too cold for the plants. If the grow light is too hot, it can damage the plant's leaves.

Does Grow Light Temperature Matter for Indoor Plants?

The answer is yes! The temperature of the grow light is an important factor in plant growth. It is important to maintain a comfortable grow light temperature for your plants. Indoor plants are typically grown in a controlled environment, such as a greenhouse or indoors.

  • If the temperature is too high, the plant will grow too quickly and may not be able to produce fruit or flowers.
  • If the temperature is too low, the plant will grow slowly and may produce smaller fruit or flowers.

Grow light temperature matters for indoor plants

What Is the Temperature Range Every Hydroponic Plant Requires?

Most plants' ideal grow light temperature is between 60-85 degrees Fahrenheit. However, different plants have different ideal temperatures, and its need differs with the growth stage. For example, leafy greens like lettuce and spinach prefer cooler temperatures, while tomatoes and peppers prefer warmer temperatures.

Related: Best Plants to Grow Under a Grow Light in Hydroponics

The Temperature of Each Grow Light Color

The temperature of each grow light color can differ and also affect the growth of your plants.

Reds are the coolest color; they get warmer as they go through oranges, yellows, whites, and blues until they reach their warmest point in blue.

Choose a full spectrum grow light with a blue color temperature range (5,000 - 7,000K) to promote vegetative growth and a red color temperature range (3,500 - 4,500K) to stimulate fruiting and blooming as a general guideline.

Related: Do Grow Light Colors Matter? The Surprising Science of Plant Lighting

Grow light color with temperature

How to Maintain the Temperature of Your Grow Light?

You can do a few things to ensure the temperature of your grow light is just right for your plants.

  1. First, you need to know the ideal temperature for your plants. This will vary depending on the plant type you are growing. So, if you're growing plants that require a lot of light, such as tomatoes, peppers, or cucumbers, you'll want to use white light. You can use a red light if you're growing plants that don't require as much light, such as lettuce or herbs. You can also use the red and white light combinations to provide the perfect amount of light for your plants.
  2. Next, you need to monitor the temperature of your grow light. You can do this by using a thermometer. Place the thermometer near the plants so you can see the temperature. If the temperature is too high or low, adjust it using the below tips mentioned.
  3. Finally, you need to make sure the plants have enough airflow. You can use a fan to circulate the air around the grow. This will help keep the grow light and the plants cool.

How to Adjust the Temperature of Your Grow Light?

There are a few things you can do to adjust the temperature of your grow light:

  • You can adjust the grow lights to different temperatures depending on the type of plant you are growing.
  • Use a dimmer switch to control the amount of heat emitted from the light. A dimmer switch will allow you to control the amount of heat emitted from the light. If the light is too hot, you can turn the dimmer switch down to reduce the heat. If the light is too cold, you can turn the dimmer switch up to increase the heat. You can select the required dimmer switch for your grow light using this sponsored link.
  • Choose a grow light with a lower wattage for plants that prefer cooler temperatures.
  • Move the light closer or further away from the plants to adjust the amount of heat they receive.
  • Use a fan to cool the grow light and the plants. Some lights available in the market with the fan.

You can adjust the grow lights to different temperatures depending on the type of plant you are growing. No matter what grow light type you use, it's important to adjust the temperature, so it's not too hot or too cold for the plants. If the grow light is too hot, it can damage the plant's leaves. If the grow light is too cold, it will slow down the plant's growth.

Related: 6 Tips to Increase Yield Using Grow Light

The Different Types of Grow Lights

There are several types of grow lights available on the market, including LED grow lights, metal halide grow lights, high-pressure sodium grow lights, fluorescent grow lights, and HID grow lights. Each type of grow light produces a different level of heat and has its advantages and disadvantages.

  • LED grow lights are the most energy-efficient type of light available. They also emit very little heat, so you don't have to worry about adjusting the temperature of your light. However, LED grow lights are more expensive than other types of lights.
  • Metal halide grow lights produce the most heat, while LED grow lights produce the least heat.
  • HPS grow lights are somewhere in the middle, producing more heat than LED lights but not as much as metal halide grow lights.
  • Fluorescent grow lights are less energy-efficient than LED lights, but they are more affordable. They also emit more heat than LED lights, so you will need to adjust the temperature of your light.
  • HID grow lights are the most expensive type of light but are also the most powerful. They emit a lot of heat. So you will need to adjust the temperature of your light.
Related:
How to Use Your Hydroponic Grow Lights More Energy Efficient
VIVOSUN LED Grow Light (1200W) For Indoor Plants: Simplified Review

Final Thoughts

The temperature of your grow light is important to consider when growing plants indoors. Different types of grow lights produce different heat levels, so choosing the right grow light type for your plants is important. Adjusting the temperature on your grow light can help you achieve optimal plant growth.

Thank you for reading!

Related posts to learn about grow light:
6 Tips to Increase Yield Using Grow Light
How to Properly Dispose of a Grow Light Used for Hydroponics?
How to Overcome the Drawbacks of Grow Lights?
Hydroponic Grow Tent Complete Kit - TopoLite
Cheap Grow Lights Alternatives Used in Indoor Hydroponics
6 Amazing Benefits of Grow Lights for Your Indoor Hydroponic Garden
Grow Light vs. Sunlight
10 Essential Tools for Indoor Home-Based Hydroponic Gardeners.

How we work

Readers support Hydroponic Way. We earn through display ads. Also, when you buy something we recommend, we may get an affiliate commission. But it never affects your price or what we pick.

Connect with us