What Are The 3 Ingredients In Fertilizer?
What Are The 3 Ingredients In Fertilizer? Nitrogen, phosphorus and potassium, or NPK, are the “Big 3” primary nutrients in commercial fertilizers. What does nitrogen phosphorus and potassium do for grass? Nitrogen promotes vigorous grass growth and attractive green color. … Phosphorus is important for root growth and early plant vigor, while potassium regulates physiological