Water-Soluble Nutrients and Their Role in Fertilizers Water-soluble nutrients include essential elements like nitrogen (N), phosphorus (P), potassium (K), and trace elements such as magnesium, iron, and zinc. These nutrients dissolve quickly when mixed with water, enabling plants to absorb them directly. This characteristic makes them highly efficient, especially when used in fertilizers designed for fast nutrient delivery. #watersoluble #fertilizer #wsfertilizer #fertilizermachine #plantfertili