peat moss

To form the surface of a running track they were mixed with clay, peat moss, or ashes from burning coal, which held the surface together.

Bark, particularly finely ground pine bark, holds water and can be used as a substitute for peat moss.

Often labeled as sphagnum moss or peat moss, it became popular in the 1950s because of its versatility.

Seeds grow in six peat moss sponges encased in plastic pods — reaching their roots into the water at the unit’s base.

The best way to solve this problem is to add a layer of sand or peat moss to the ground.