Polysulphate: organic fertilizer

Natural, sustainable, dependable and organic fertilizer

We are the first - and only - producer in the world to mine polyhalite

ICL brings polyhalite from our UK mine to market as Polysulphate® fertilizer

The Polysulphate fertilizer family

Precisely delivering the nutrition your crop needs

Better crops

Readily available sulphur plus potassium, magnesium and calcium for better crops

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ICL Group ICL Fertilizers

fertilizer is a soluble, easily-absorbed, cost effective answer to crop nutrition, containing four key plant nutrients:

  • sulphur
  • potassium
  • magnesium
  • calcium

Innovative and highly versatile, this natural, multi-nutrient mineral is low in chloride and crop safe, suitable for use alone or in blends and compound fertilizers.


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Polysulphate™ is a trade mark of ICL Fertilizers.
The Polysulphate device is a registered trademark of ICL Fertilizers.