CORVALLIS, Ore. - It's a simple equation: If you want to grow better plants, you first need to understand the soil. "The texture of a soil is its proportion of sand, silt and clay," said James Cassidy ...

You've probably read countless seed packets and planting guides that use words like "sandy," "clay," "loam," and "silt" to describe the ideal soil texture for what you're planting. But you might not ...

Salts are compounds formed when positively charged cations such as sodium (Na⁺), calcium (Ca²⁺), magnesium (Mg²⁺) and potassium (K⁺) combine with negatively ...

David Kuchta, Ph.D. has 10 years of experience in gardening and has read widely in environmental history and the energy transition. An environmental activist since the 1970s, he is also a historian, ...