What are worm castings and why are they important? Let’s start with a definition. Worm castings are simply undigested material, soil and bacteria deposited by a worm. There’s even a word for it: vermicompost. Vericompost means organic material that has been composted by worms. In other words, worm manure. Why are worm castings important for the home gardener? For one, they are biologically safe, contain no pathogens and are an…
