Worms, kept in a bin of biodegradable bedding, feed on food waste and release castings that are nutrient-rich. Over a period of months, the castings combine with decomposed bedding and become ...

To worm or not to worm? When it comes to composting, that’s the question many savvy gardeners are pondering these days, and for good reason: Worm castings — a.k.a. poop — are the nutrient-rich organic ...