Those three letters stand for nitrogen, phosphorus and potassium, the three most important plant nutrients. The three numbers you see on nearly every fertilizer product refer to the percentage of ...

There are 17 nutrients that are essential for plants to grow and thrive. They are grouped into macro-nutrients and micro-nutrients. Macro-nutrients are those nutrients that plants use in larger ...

What Is 10-10-10 Fertilizer? The three numbers on a fertilizer label indicate the amount of nitrogen (N), phosphorus (P), and potassium (K) in the bag. These are the three primary macronutrients ...