Sulphate of Potash – BioGro Permitted
Sulphate of Potash (SOP) supplies both potassium and sulphur to the soil. Unlike Muriate of Potash, it does not contain chlorine, so it's a better choice for chlorine-sensitive crops. It's also fast acting and is a BioGro certified product.
Potassium (K): 42
Sulphur (S): 17
Depends on soil test results
25kg, 500kg, 1000kg, Bulk