Author: Rae

How do Plants sense Gravity?

Plants come in all shapes and sizes, though they are usually green and rely on energy from the sun to stay alive. More often than not, they grow upwards, leaving their roots to grow further into the ground or even out of their planter entirely. But what about when it isn’t a simple question of up or down? Some trees in rugged terrain, like mountains, for instance, survive by growing both left to right and upwards. Their roots may be engrained in the side of a cliff, where they are not directly below the plant’s growth. How is it that plants can sense gravity, and know which way to grow? How can gravity affect their growth?