Polysulphate is a multi-nutrient, natural fertilizer mined exclusively by ICL in the UK. It provides four plant nutrients – sulfur, potassium, magnesium, and calcium that contribute to optimum plant performance. Granular Polysulphate consists of granules that are 2-4 mm in diameter, with excellent spreading characteristics, and is an ideal fertilizer to apply alongside straight nitrogen. It can be applied straight or used in blends. Granular Polysulphate is a natural product with a low carbon footprint, licensed for use in organic farming systems.