Question

What distinguishes hydroponic growing from traditional methods?

Answer 1

In hydroponics, plants are grown in nutrient rich water without soil. Traditional methods use soil as the growth medium.

Explanation:

Hydroponics is the science of growing plants without soil, with their roots in a nutrient rich water solution, and sometimes stabilized by a medium such as gravel or perlite. Traditionally, plants are grown in soil on farms or greenhouses or gardens.

The image below shows a NASA researcher checking hydroponic onions with Bibb lettuce to his left and radishes to the right