NPK is a type of fertilizer essential for plant growth, consisting of nitrogen, phosphorus, and potassium. These elements ...

If you are using an NPK fertilizer to keep your plants healthy, remember that the third number refers to potassium (technically potash, which is a compound of potassium and oxygen) and opt for a ...

alfalfa meal as a natural fertilizer is a practice that dates back only 50 years or so. Alfalfa meal has a well-balanced NPK value, meaning it has a good balance of nitrogen, phosphorous ...