An invasive species, poison hemlock (Conium maculatum) was first introduced to the U.S. from Europe in the 1800s. Originally intended for use as a landscaping ornamental, this plant proved to have a ...

Meet Cicuta douglasii, better known as Western Water Hemlock. While it’s not particularly scary looking, the United States ...

These dangerous weeds may be popping up in more places than they used to for a variety of reasons, including the 2020 derecho ...

The grant money has been awarded to support urban and community forestry projects in several Connecticut towns and cities, officials said.

Queen Anne’s lace looks very similar to poison hemlock to the untrained eye, but remember: Purple on the stem, stay away from them.

Invasives have largely wiped out the American chestnut and elm, caused “hell” with the beech, and are now wreaking havoc on the eastern hemlock and white ash.

The Michigan Department of Agriculture and Rural Development (MDARD) announced Tuesday they have confirmed new detections of invasive hemlock woolly adelgid.

Eastern hemlock trees are a vital foundation species in Pennsylvania forests, supporting the ecosystem and enhancing aesthetics. The hemlock woolly adelgid (HWA), an invasive insect, poses a ...

Last year, efforts targeted several species across local parks, including poison hemlock, phragmites, common teasel, purple loosestrife, autumn olive, honeysuckle and glossy buckthorn, among others.

The hemlock woolly adelgid has invaded two more Michigan counties, threatening trees in 11 counties total.

The hemlock woolly adelgid has invaded two more Michigan counties, threatening trees in 11 counties total.

The eastern hemlock tree is a foundational species native to East Tennessee, Virginia, West Virginia, North Carolina, Kentucky and New York, according to Adventure Scientists.