How Long Should You Keep Grow Lights on Plants and Seedlings?

How Long Should You Keep Grow Lights on Plants and Seedlings

How Long Should Grow Lights Be On for Seedlings?

There are numerous benefits of indoor gardening with or without a grow light. For example, you'll not need to worry about the possibility of garden pests attacking your seedlings. Also, you'll have full control over the weather.

Unless you have a greenhouse attached to your home, you may experience challenges when trying to provide adequate light for your plants.If you've got south-facing windows, your seedlings may get enough light. However, if you plan to plant vegetables or other crops that require a lot of light, you'll need to invest in grow lights. Most homes have inadequate lighting, which may not support photosynthesis. 

You can use household fluorescent bulbs as grow lights in your home.When you shop for grow lights, you'll find numbers such as 4000K on the LED grow labels. The figures represent relative warmth or coolness on the color spectrum. Units with higher numbers have cooler light. If you intend to produce seedlings, root crops, or leafy green vegetables, you should go for higher spectrum bulbs.

Why Is Light Vital for Plant Growth?

Many people tend to take light for granted. When you get into indoor gardening, you'll start appreciating how important light is. Most crops cannot grow in darkness and have chlorophyll in their leaves.

Understanding light requirements is crucial for your in the house plants. To succeed as a farmer, you need to know how to facilitate photosynthesis.Plants are referred to as autotrophs as they can create their nutrition. For this process to work, they use several ingredients: Water, nutrients, and carbon dioxide.

For plants to combine the ingredients and manufacture food, they require energy, which is derived from light using chlorophyll.Combining the ingredients results in the production of glucose and oxygen (a by-product). Plants use glucose for growth. The process takes place in the leaves. Magnesium and phosphorous play a crucial role during photosynthesis. The former helps to create chlorophyll while the latter is involved in the creation of proteins.

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How Many Hours a Day Do Indoor Plants Require Grow Lights?

Lighting is a challenge for people trying to grow indoor plants, especially if your windows do not allow in plenty of sunlight. If you opt for grow lights, your crops need more time in the light. How many hours do they need daily? The ideal duration varies depending on factors such as the specific plant, light intensity, and the type of lighting you are using.

The quality of light will affect your plants’ light requirements. Usually, plants need light on the blue and red spectrum. You can provide this by using grow lights. Alternatively, you can use two fluorescent tubes, one warm and one cool white. Light intensity is measured in terms of foot-candles.Most indoor crops need a maximum of 1,000 foot-candles from either sunlight or grow lights.

If a plant requires about 250 foot-candles, they can thrive even when using small grow lights. Seedlings tend to do well in full sun require a minimum of 1,000 foot-candles to grow. Therefore, they need intensive grow lights for proper growth.

Will Your Plants Grow Faster With 24 Hours of Light?

Most plants require about 8 hours of darkness, while others need up to 16 hours for respiration to occur. The requirements vary from one plant to another. Therefore, make sure you do extensive research to understand your plants’ needs.

If you've got vegetative plants in your garden you can go all out because they don’t need time off from light exposure.This means they'll not be affected if you leave the lights on for 24 hours. Even if they can thrive when exposed to sunlight for 24 hours, experts recommend providing a few hours of darkness. This will let you to reduce your expenses as it means less electricity usage.

Flowering and fruit-bearing crops require time off from darkness and light. This is crucial during the flowering stage. Generally, you only need to expose dark-loving seedlings to light for 12 hours.

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What Happens to Plants After Over-Exposure to Light?

If your plants are exposed to too much light, they'll process excess energy, which can destroy them. If that happens, you'll notice wilted and dead leaves. One of the common indications that a plant is receiving too much light is developing yellow spots on the leaves. Is there a solution for the problem? Yes. You can reduce light exposure. This should be done as soon as possible.

What Happens When Plants Lack Adequate Light?

Light is necessary for photosynthesis to take place. Therefore, inadequate light means your indoor plants will die due to a lack of energy. If you live in an area prone to power outages, acquire a backup generator to power you grow lights, and ensure the crops have the amount of light they need.Finally, growing plants indoors comes with many benefits. As a farmer, LED grow lights will help you to succeed. Note that there are other types of fixtures, including full spectrum grow lights, and each of them has unique features.

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