Fertiliser is a massive topic and if you want to you can really get in-depth and detailed. For most hobby gardeners like us, however, you really don’t need that level of detail. A simple overview is enough to get you going. That’s not to say though that you can’t delve further should you choose to, especially once you have the basics under your belt.

So today, we’re talking plant food / fertiliser and NPK or the big macronutrient choices you can make to suit your plant’s needs.