Stopping Problem Plants

Learn to identify and manage common invasive plants found in Minnesota yards and natural areas, and find out about new invaders on the horizon. This class topic is part of the Plant Biodiversity priority of the Master Gardener program.

If you enjoyed this class, please join us for another. Current and upcoming classes are posted on our website.

Class Handouts

Slide Presentation (Slide print-out)
Participant Class Handout

Related Handouts

Giant Hogweed (MI State University Extension)
Identifying Giant Hogweed (NY Dept of Environmental Conservation)
Poison Hemlock (University of MN Extension)
Wild Parsnip (University of WI-Madison Extension)
Buckthorn: What you should know and what you can do (MN DNR)
Invasive Plant Control: Buckthorns (Natural Resources Conservation Service)

Online Resources

Is this plant a weed? (University of MN Extension)
Weed ID & Management (University of WI-Madison)
Virginia Tech Weed ID Guide
University of MN Extension Ask A Master Gardener Tool
Ramsey County Master Gardener Diagnostic Clinic
MnDOT’s Minnesota Noxious Weeds
Ramsey County Yard Waste Sites
Minnesota Wildflowers: A field guide to the flora in MN

PRO-TIP: Write “site:edu" (or site:gov) before adding your search term "garden weeds" for research-based advice

Smart phone apps

Native Plant Root Systems (DuPage County IL Stormwater Management Dept)