Japanese Knot Weed

Asked June 24, 2016, 12:31 PM EDT

What is the best way to get rid of Japanese Knot Weed? I have a lot of it. Thanks!

Hennepin County Minnesota japanese knotweed

1 Response

Knotweed can be killed using broadleaf post emergence herbicides, You do need to be careful using them as they can damage shrubs or perennials you wish to keep. Here is information: http://www.extension.umn.edu/garden/turfgrass/pests/weed-control-in-lawns/index.html Read the label.