Soil pH or soil reaction is an indication of the acidity or alkalinity of soil and is measured in pH units. Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale ...

Learn More › Though gardeners can’t see it, soil pH (acidity or alkalinity) is an important contributor to the health (or demise) of plants. The high availability of some nutrients in acidic ...

Soil pH is a measurement of the acidity or alkalinity of a particular soil. The term "pH" stands for “potential hydrogen” and is indicative of the concentration of hydrogen in the soil.

Soil pH is a critical factor for lawn and garden success. Very high (alkaline) or very low (acidic) pH levels decrease the availability of nutrients to plants, stunting their growth, so it's ...

(Learn more about Soybean College.) 1. pH is critical. Don’t let soils get acid. “Soil pH is an important factor with soybeans,” Ferrie says. “As soon as we let pH slide, we run into ...