What does guaranteed analysis in fertilizer refer to?

Guaranteed analysis in fertilizer specifically refers to the minimum amounts of available nutrients that are present in the product. This information is crucial for farmers and agricultural professionals as it allows them to understand the effectiveness of the fertilizer in delivering essential nutrients to their crops. The label details the nutrient content, such as nitrogen, phosphorus, and potassium, ensuring that users can rely on the stated values to achieve optimal plant growth and soil health. This minimum guarantee is designed to provide assurance that farmers will receive at least the amounts specified, thereby facilitating more accurate nutrient planning and application.