What Are Worm Castings?

A worm cast is a structure created by worms, typically on soils such as those on beaches that gives the appearance of multiple worms. They are also used to trace worm's location.

Are worm castings poop?

Well, to put it simply, worm castings are worm poop!

Those little “balls” are worm castings and they mean earthworms are at work in your soil. Worm castings contain a mix of bacteria, enzymes and plant matter.

What are worm castings good for?

Worm castings make soil more absorbent, making moisture more consistently available to plants and preventing soil from completely drying out. Worms introduce uncountable numbers of beneficial microbes and bacteria into the finished product, guaranteeing the healthiest soil possible.

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.