Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
The soil texture triangle is a graphical tool used to classify different types of soils based on their proportions of sand, silt, and clay particles.
Related terms
Loam: Loam is a type of soil that contains roughly equal amounts of sand, silt, and clay. It is considered ideal for plant growth due to its balanced drainage and nutrient-holding capacity.
Sandiness: Sandiness refers to the proportion or amount of sand particles present in a particular type of soil. Sandy soils have larger particles and tend to drain quickly.
Clayey: Clayey refers to the proportion or amount of clay particles present in a particular type of soil. Clayey soils have smaller particles and tend to retain water more effectively.