What Is A Hydroponic Garden? Hydro for water, and ponos for labor. These two Greek words come together to create the term hydroponic. In essence, that means all water and no soil. Oklahoma State University Extension goes on to explain that with a hydroponic garden comes many advantages, including the unexpected fact that plants grown in a soil-free, water-based system use less water than their counterparts growing out back in the dirt. This is due to the water going through a constant process of circulation and recycling. Read Full Article at housedigest.com.