How Close Do Grow Lights Need To Be To Seeds?

Most seedlings grown for the garden need higher intensity light than other plants. The leaves should be at least 2 to 4 inches away from the light source if you use a fluorescent bulb.

How far should a grow light be from seeds?

The light should be hung so that it is at least 2 to 3 inches above the seedlings and adjusted as the plants grow. The lights should be moved to 3 to 6 inches above the plants. If you want to plant seeds outdoors, keep the lights on for 16 to 18 hours a day.

How close should seedlings be to LED grow lights?

LEDs should be placed 12 to 18 inches away from the plants if you want to set the distance. Light is one of the most important factors in the growth of plants.

Can grow lights be too close to seedlings?

The plant will start to bleach and develop yellow spots if the lights are too close to it. Since they don’t produce as much heat as other lights, they don’t burn as much. If the plant shows signs of being burned, you should be careful.

How do you tell if grow light is too close?

The main issue that needs to be closely monitored is any indication of light burn since LEDs do not give off a lot of heat. There are other side-effects related to grow lights being placed too close to the plant’s canopy.

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Should I dim my LED grow lights for seedlings?

If you want to dim your grow lights, you should say no. The grow lights are not the same as the household lights. To get the full benefit of your bulb’s light spectrum, your plants need to be operating at 100 percent of their capacity.


Should seedlings get 24 hours of light?

Is it necessary for the plants to have 24 hour lighting? You shouldn’t put plants under grow lights for more than a day at a time. They need to rest at night just as we do. If you don’t follow a normal sunlight pattern, your plants will suffer when it is time to move them outside.

Can a grow light burn a plant?

Light will likely not burn your plants. If a plant gets too much light, it can challenge your crops and be counter productive, but it won’t cause burning.


Should lights be on during germination?

When should I put my plants in the shade? There is a simple answer to this question. When the first seed starts to grow, turn on your grow lights and put your seedlings under them. As soon as the seedlings emerge, they will reach for the light.

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