Homemade fertilisers (fertilizers)

One of the things H and I are trying to do is to bring as little as possible into our home from outside. We try to make or grow what we need and that applies in the garden too. Here are some recipes for homemade fertilisers.COMFREY LIQUID FEEDCut the leaves from the comfrey plant before it flowers and throw the leaves into a bucket that has a lid. Half fill the bucket with leaves and put a brick