How Does Light Affect Plant Growth

Different wavelengths of light can trigger or inhibit growth and flowering in plants.

How does light affect plant growth. However when a relatively small amount of blue light is added to red light extension growth of plants is inhibited. Others grow in the shade. Plants need both red and blue spectrum light to flourish at different stages of growth and to bloom.

The relationship between light and plant growth can be demonstrated by exposing leaves to various colors of light. Light supplies the power to carry on photosynthesis the food-making process in leaves. 620750 nm Effect on plants.

Plants look green to us because they reflect rather than absorb green light. As you know plants get their energy from light but you might not know that different colors of light have different energy levels. Phytochrome a photoreceptor within the leaves is more sensitive to and responds to red light.

Plants do not absorb it and exposure to it as opposed other more beneficial colors can prevent or slow down the growth of plants. Your plants need lots of blue light during the seeding process and right through the first part of their growth cycle to ensure healthy roots strong stems and. Plants are affected by light that falls into the blue spectrum of the light scale.

In an indoor grow system you will have to pick artificial grow lights capable of fulfilling all three factors. The relationship between light and plant growth can be demonstrated by exposing leaves to various colors of light. Leaves versus reproductive growth ie.

Blue light is essential at the beginning of a plants growth cycle as this is the type of light that plants first absorb to help with chlorophyll production. The grow light contains both red and blue light as they are the most crucial wavelengths needed for successful plant growth. Normal LED lights only emit a limited spectrum of light which is not sufficient for normal plant growth.