LATEST NEWS & TIPS
Garlic Mustard (Alliaria petiolata) is a major threat to Wisconsin's woodlands. It is a rapidly growing biennial (two-year growth cycle). With no controls, garlic mustard becomes so dense that it shades out native wildflowers within a few years of being introduced.

May is the time to remove this plant or do a chemical application if too many to hand pull. Once they start flowering, they need to be pulled, bagged and removed from the site.
Check out the IPAWS web site for more information on invasive plants.
http://www.ipaw.org/ Wild Parsnip (Pastinaca sativa) - Is an invasive plant that is populating roadsides and other open areas. Once established it can spread rapidly. When the juice from

the plant comes in contact with bare skin



that is then exposed to ultraviolet rays from sunlight, it can cause blistering "burns". Avoid contact with plant juices exuded from broken or cut plant parts.
Control methods: Wear protective clothing, cut roots just below ground level with a shovel just before plant flowers. Carefully spot-treat basal rosettes with Escort or Roundup. Note Roundup kills everything so be careful not to over spray. For large areas mowing before the plant sets seed.
You can also check the WI DNR web site for more information on invasive plants.
www.dnr.wi.gov/invasives/


