Soil pH

Definition

Soil pH refers to the measurement of acidity or alkalinity in soil. It is a scale that ranges from 0 to 14, with values below 7 indicating acidic soil, values above 7 indicating alkaline soil, and a value of 7 being neutral.

Related terms

Nutrient Availability: The amount of nutrients that can be absorbed by plants depends on the soil's pH level.

Lime Application: Adding lime to acidic soil helps raise its pH level towards neutrality.

Acid Rain: Acid rain can lower the pH of soils over time, making them more acidic.