I received this question from a reader called Robert in spring 2020. He asks an interesting question about which NPK fertiliser should he use to feed his lawn in the spring. This is a very deep subject and further reading will send you into some very complex chemistry and biology. I try to simplify this interesting lawn care subject.
Whenever you purchase fertiliser or soil improver for your garden, you will see that they are marked with an NPK value. But what does this mean? N, P and K are the chemical symbols for the three main elements that plants require for healthy growth. These are nitrogen (N), phosphorous (P) and potassium (K). (Potassium is represent by… Read More »