Some worms are a welcome sight to see in your garden -- but others you'll want to get rid of. Here's how to tell which worms help your garden.

A species with a voracious appetite is rapidly spreading in more than 40 states in the country. Pennsylvania is one of them.

Most earthworms in Pennsylvania are not native and were introduced from Europe, often via soil used as ballast in early ships. While beneficial for gardens and lawns, these introduced earthworms can ...

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 floor and ...

Even before I started gardening as a teenager in my New York suburb, I had been taught to regard earthworms with an almost holy awe. I probably learned this from my gardener mother. In any event, I ...

On a rainy day, you'll often see lots of earthworms on sidewalks and roads. But what makes the worms crawl away from the safety of the soil when it's raining? Some people assume worms come to the ...