When to keep and when to remove some of the fastest-growing U.S. weeds. While some weeds are a nuisance, some feed people and ...

Learn how to grow aromatic dill for garden beauty, cooking, and bouquets. Plus, discover how to harvest seeds for pickling.

As festivals honor the pawpaw's rich taste and texture, researchers explore its potential to support regional agriculture.

September brings more than 100 classes, talks and plant events, virtual and in-person through the Lancaster County region.

Inconspicuously tucked behind the Winters Community Library is a teaching garden that has been carefully cared for and tended ...

Thistles are a genus of plants that get a bad rap.

Although its host plant is native to Pittsburgh, no sightings of zebra swallowtail butterflies had been reported in 87 years.

Naturalists waited 87 years for the return of the zebra swallowtail butterfly to the Pittsburgh area. This summer, my pawpaw trees bred hope.

A butterfly species not logged in Pittsburgh since 1937 had reappeared, thanks to enthusiasts for a native fruit tree, and warming weather.