How Plant Hormones Guide Growth

Plant hormones are chemical signals that guide growth and development in plants. They are also called phytohormones. Unlike animals, plants do not have hormone-producing glands. Instead, these molecules are often made in active growth regions such as the tips of roots and shoots.

Even very small ...

Plant hormones are signaling molecules that are produced in small amounts in one part of the plant and are transported to other parts. They can trigger specific responses involved in plant growth and development.

Two major plant hormones, also called phytohormones, include the auxin and cytokinin family of chemicals. Auxins promote stem ...