There are lots of gorgeous varieties of plants nestled in the Great Smoky Mountains for nature lovers to admire and enjoy.

Evil woman and the swollen-balls tree are colorfully named, but you'll want to avoid these poisonous plants on the trail in ...

According to the USDA, ingestion of the plant is “frequently fatal” for livestock. In fact, sheep can reportedly be poisoned ...

K-State recommends a couple of herbicides to kill off the plant: Aminopyralid plus Metsulfuron (aka. Chaparral). Picloram ...

Poison ivy is most easily identified by its three-leaf bundles. The plant's leaves start out shiny in the spring and become a dull green during the summer. Often poison ivy will change color in ...

A highly toxic plant, which can be deadly if ingested, is spreading rapidly across the United States. Poison hemlock (or ...

Here’s everything you need to know and look for as poison hemlock begins to flower. What is poison hemlock? The U.S.

NASHVILLE, Tenn. (WKRN) — A highly toxic plant, that can be deadly if ingested, is spreading fast across the Volunteer State. Poison Hemlock (Conium maculatum) is about to flower in Tennessee ...

An invasive plant that is toxic to the touch is rapidly spreading ... dainty white clusters of flowers and parsley-like green leaves. In fact, the hemlock was first brought to America from ...

Hemlock is a poisonous plant with umbrella-like clusters of white flowers in the summer. The plant, which produces a repellent smell when its leaves are crushed, can be fatal even in small amounts.

Every part of the machineel tree is poisonous, including its fruit, leaves and bark. (Hans Hillewaert/CC BY-SA 3.0) Perhaps the worst plant to run into in the wild is the manchaneel tree.

It is believed the two people had ingested hemlock, a poisonous plant with umbrella-like clusters of white flowers in summer, which produces a repellent smell when its leaves are crushed.