Finding and choosing the right fertiliser can be quite a daunting task, the choice that we have now is huge and it's easy to get bamboozled by the science of it all. There are Nitrate based, Urea based, diammonium phosphate, compound type, slow release, solid, granulated, powdered, the amount of choice in structure, chemical and usage type is wild, but here I will try and break it down simply so that you can choose the right one for your plants.  Firstly just a little bit of science; ...