Soils have a natural characteristic called the cation exchange capacity (CEC) that allows them to hold (and exchange) cations (e.g., Ca+2 or Na+). These cations are held tight enough on the CEC that ...

POLK COUNTY, Ore. — Soil science has come a long way since Milton Whitney in 1899 began surveying soils in the tobacco lands of Connecticut. Whitney’s project to match soils to crops caught on quickly ...

You can learn a lot about your soil by simply running it through your fingers. Healthy soil is the key to growing a beautiful and thriving garden. Building and nourishing the soil begins with getting ...