In straightforward terms – the castings are a richly nutrient-worm poop — the result of the digestion process of the worms as they break down the material fed to them. The castings are filled with organic material and organisms.
Trisha asked a couple of questions recently – What happens to worms when they die? Do you remove them or do they decompose in the soil?
Ruth posed a question recently concerning the conditions worms enjoyed …. “I thought worms liked wet conditions. Is it only cold and wet that is bad for them?”
Suzanne asked recently, “What do earthworms do when it gets really cold out?” which is a cracking question.
A question asked recently by Trisha concerned the presence of mouth, eyes and teeth in worms and what they have.
Do worms have mouths?