Earthworms burrow vertically deep in the soil, creating tunnels which serve as pore space in the soil. These tunnels are especially important in soils that are compacted and lack adequate pore space.

There are several species of earthworms, each contributing differently to soil health. For example, the common earthworm ...

How to Increase Earthworm Population in Soil. Several practices, some of which you’re already doing, can protect earthworms and other subterranean life: Don’t Till Your Garden More Than Necessary.

Earthworms’ subterranean engineering isn’t a problem in their native ecosystems, but in the northern half of North America, the glaciers of the last ice age wiped out virtually all soil ...

Early November found me digging my dahlias for winter storage. Finding handfuls of earthworms in the moist soil clinging to the tubers made me realize that I wasn’t the only one working in the ...

Since earthworms breathe through their skin, too much water in the soil after a heavy rain can drown them. They head to the surface to get air. Sometimes I see them on my driveway or the street ...

Earthworms may be helpful in a compost heap or in the soil of a vegetable garden. But they are a destructive force in Minnesota’s hardwood forests – chomping up entire layers of the forest ...

My compost pile is teeming with red, wiggly worms. How did they get there? What are they doing? Are they beneficial in my ...

Earthworms, the unsung heroes of our gardens, often get a bad rap. Perhaps it is because they are a little slimy and dirty. Maybe it is because Aristotle called them “intestines of the ...