Shrubland landscape on the Pichu Pichu volcano (Arequipa, Peru). First centimeters of loamy sand soil sampled on the Pichu Pichu volcano (Arequipa, Peru).

Loamy soil provides exactly that. The term "loam" refers to the type of particles in the soil. There are three types of particles: sand, silt, and clay. Loam has a balanced mixture of all three.

Shrubland landscape on the Pichu Pichu volcano (Arequipa, Peru). First centimeters of loamy sand soil sampled on the Pichu Pichu volcano (Arequipa, Peru).