Worm casts, or worm castings, on lawns result from earthworms and are commonly seen on spring or fall mornings. While they are beneficial, they can also be a nuisance.

Earthworms living in the soil come to the surface to deposit their castings (excrement). They are especially likely to come to the surface when the weather is rainy. (Photo courtesy of John and ...

Spring rains also bring the first sightings of earthworms on driveways and sidewalks. While this is good fortune for the hungry robins, homeowners often express Dakota Gardener: Managing earthworm ...

Everyone wants that dream lawn — one you can walk on barefoot or push a lawnmower over with ease. To some, this may sound too good to be true. Rough, bumpy, uneven lawns can be a pain to walk on ...

A: The bumps in the lawn are made of worm castings (poop). Most of the time, the castings are small piles that are not a problem, but they can be large enough to make walking in a lawn uncomfortable.

Earthworm castings in a lawn. Darwin observed earthworm-created humus covering stones in his garden at the rate of 2.2 inches in 10 years. Earthworms don’t travel far on their own.

Our backyard is covered in worm poop. You undoubtedly have experienced earthworms of late and maybe even their castings. I know I am getting lots of questions about those lumps of soil all over lawns.

April showers bring May flowers. Spring rains also bring the first sightings of earthworms on driveways and sidewalks. While this is good fortune for the hungry robins, homeowners often express ...