Hi-Yield Fast-Acting Gypsum | 25lb - Granules

Fast-Acting Gypsum for Clay and Salt-Damaged Soil, 25lb

Compacted clay and salt-damaged soils can limit air movement, water movement, and root development. Hi-Yield Fast-Acting Gypsum is a granular soil amendment powered by AST for loosening compacted soil and improving soil structure.

The 25lb bag fits larger lawn, garden, and bed applications. Source application examples include 25 lbs per 2,500 sq ft for new lawns, with final rates controlled by the label.

Key Features & Benefits

• Fast-acting gypsum - manufacturer copy says it starts working immediately.
• Clay soil support - source page describes loosening compacted soil, including heavy clay soil.
• Salt-damage repair - manufacturer page says it repairs salt-damaged soil.
• Air and water penetration - source copy says it improves soil structure for better air and water movement.
• AST technology - manufacturer page identifies Advanced Soil Technology as the product differentiator.

Who Should Use Hi-Yield Fast-Acting Gypsum

Use Fast-Acting Gypsum where soil structure, clay compaction, or salt damage calls for gypsum by label directions. It is suited for lawns, vegetable gardens, flower gardens, and ornamental beds.

About Hi-Yield Fast-Acting Gypsum

Hi-Yield lists Fast-Acting Gypsum in 25lb and smaller bag sizes. Manufacturer copy describes AST technology, soil-structure support, and use any time of year with spring and fall noted as favorable timing.

Frequently Asked Questions

How does gypsum help soil?

Gypsum can help loosen compacted soil and support better air and water movement. The manufacturer specifically calls out heavy clay soil and salt-damaged soil.

When should I apply it?

Manufacturer copy says it can be applied any time of year, with spring and fall described as especially useful. Salt damage after winter is one listed use case.

Where can I use it?

The manufacturer lists lawns, vegetable gardens, flower gardens, and ornamental beds. Follow label rates for the specific area.

What is AST technology?

AST stands for Advanced Soil Technology in the manufacturer copy. The product page positions it as part of the fast-acting soil-amendment design.

Which bag size should I choose?

Choose 25lb based on the area being amended. Larger bags are better for lawns and full beds, while smaller bags fit spot work.