What Does Gypsum Do for Lawns?


Quick Answer

When applied to a lawn, gypsum reduces soil compaction, improves soil structure and increases air movement. It also helps prevent excess water runoff by preventing the soil from forming a crust.

Continue Reading
What Does Gypsum Do for Lawns?
Credit: bbear iStock/Getty Images Plus Getty Images

Full Answer

Gypsum can reduce the level of sodium in a lawn to help reduce its harm on plants and grass. Sodium blocks the grass from absorbing water deep in its roots, which is exacerbated in the winter when road crews use salt for road safety. The best time to use gypsum on a lawn is after it is aerated. This allows the lawn to absorb the gypsum deeper, instead of just at the surface level.

Learn more about Gardening & Landscapes
Related Videos

Related Questions