Good Nutrients in Soil – Essential NPK Fertilization 101
NPK Values The tree letters NPK stand for the three most essential nutrients in soil that are needed by plants. N stands for Nitrogen, P stand for Phosphorus and K stands for Potassium. In addition, there are other macronutrients in soil such as calcium (Ca), magnesium (Mg) and sulfur (S). The proper fertilization is essential …