What is 'composted manure'?

What is 'composted manure'?

Tracy DiSabato-Aust (Garden Designer and Author) gives expert video advice on: What are 'soil amendments'?; What is the difference between 'organic' and 'inorganic' soil amendments?; What is 'leaf humus'? and more...

It is manure that has gone through a composting process, and is in a nutrient form that's usable to plants. And there can be horse, cow or chicken manure, being the highest in nutrients. So not all poo is created equal.