Aquatic Invasive Species
Contact information
For information on Lakes in Wisconsin, contact:
DNR Lake
Division of Water
Bureau of Water Quality
Aquatic Invasive Species Contacts

Bohemian knotweed (Polygonum bohemicum) - Governor's Island - West Point

Status
Verified
Date First Found
7/1/2020
Location First Found
Located at the base of Rocky Roost, a small point off the west side of Governor's Island. Part of point is owned privately and part is Mendota Mental Health Institute grounds. Take the main path to Rocky Roost, the largest patch will be evident to your left toward the beach. There is a smaller patch to the right toward a marshy area. Last year the plant were quite tall. They seem to have established new ground near the beach.
Original Extent
One or a few beds