Poison hemlock is present across the U.S. except ... NPS said that the plant has leaves that look somewhat similar to ferns.

How to rid your yard of poison hemlock? If you plan to remove the plant yourself, be sure to wear protective gear – such as goggles, face mask, gloves and a long sleeve shirt – before handling ...

Often reaching heights of 3 to 8 feet, poison hemlock has long, purple-spotted stems, delicate veined leaves, and white ...