Martins Natural Gypsum Clay Breaker 10KG is a 100% organic and natural solution that improves soil structure, increases water penetration, and enhances root development. This Grade 1 gypsum is scientifically proven to improve the physical condition and drainage of heavy clay soils, making it an essential soil conditioner. With its high levels of calcium and sulphur, it provides essential plant nutrients and aids in the ability of air and water to penetrate the soil. Plus, it effectively solves common problems such as poor drainage, soggy soil, and soil compaction. This long-lasting product is low in moisture and derived from 100% natural sources, ensuring optimal results for years to come.