Q:

Can you use gypsum as a soil conditioner?

A:

Quick Answer

Individuals can use gypsum as a soil conditioner to reduce sodium content, promote organic matter stability, and improve water drainage. Gypsum is calcium sulphate and commonly forms as a dihydrate, meaning it has two water molecules associated with each gypsum molecule.

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Full Answer

Gypsum is most beneficial to soils with high levels of sodium. When added to the soil, the gypsum's calcium displaces the sodium content, allowing water to infiltrate the soil more efficiently. Better water drainage promotes seed growth and plant accessibility to water. Gypsum also assists with balancing soil pH levels and reducing levels of boron. The calcium in gypsum promotes nutrient absorption in plants' roots.

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