What Does 3-1-2 Fertilizer Mean?
The 3-1-2 fertilizer denotes a fertilizer that contains equal parts of phosphorus, nitrogen, and potassium elements.
What is 3-1-2 Fertilizer Good for?
The slow-release 3-1-2 ratio fertilizers are a reasonable compromise. They are an efficient source of nitrogen, are relatively safe for the environment, do not burn the lawn, are very useful in raised beds and can meet the nutrient needs of landscapes over a large geographic area.