Ohio's native Blue-eyed Mary and Pawpaw flowers are not the only plants blossoming this season. The nonnative poison hemlock, one of North America's deadliest plants, are in full bloom all across ...

Poison hemlock, a deadly plant that can cause respiratory failure and death, is spreading throughout Columbus. Contact herbicides are the safest way to control poison hemlock, as all parts of the ...

Poison hemlock, a deadly plant that can cause respiratory failure and death, is spreading throughout the U.S. Contact herbicides are the safest way to control poison hemlock, as all parts of the plant ...

Poison hemlock, a deadly plant that can harm both humans and animals, is spreading across Indiana. The plant resembles members of the carrot family but has key distinguishing features, such as ...