Sulphate of Potash (SOP)

Potassium sulfate or potassium sulphate, also called sulphate of potash, arcanite, or archaically potash of sulfur, is the inorganic compound with formula K₂SO₄, a white water-soluble solid. It is commonly used in fertilizers, providing both potassium and sulfur.

The fertilizer should be used considering the proportion and time of the crop cycle.

The recommended dose of fertilizer through the drip irrigation method should be around 1.5 to 2.5gm of fertilizer mixed with per litre of water considering the crop and soil type.