Where is hogweed found in michigan

Whole plant, 2. Leaf, 3. Where a leaf joins the stem. He also authors the Morning Report Newsletter and various other newsletters. He's been with WDIV since Local 4 News Today. All About Michigan. Worse than poison ivy: How to identify, report dangerous hogweed plant found in Michigan. Published: July 18, am Updated: May 7, am. White flowers with flower rays clustered into an umbrella shaped flower cluster up to 2. Between 7 and 14 feet tall depending upon growth stage and if mowed or cut.

Huge leaves, incised and deeply lobed up to 5 feet across. If contact with the plant does occur, the area s which were contacted should be washed immediately, kept out of direct sunlight, and you should seek medical advice as soon as possible.

Giant Hogweed can also be highly invasive under the right conditions. Like most invasive plants, it does very well in disturbed sites,and on the edges of water sources where its seeds can disperse easily. Giant Hogweed has already been identified and detected in many counties in Michigan. It can be identified by the dark red or purple spots and bristles on the green stem, the white flower heads that produce thousands of seeds, and the green leaves located at the base that grow to 5 feet in diameter.

Hogweed can grow to 18 feet in height and flowers from late spring to mid-summer. It is biennial, which means the plant doesn't bloom in the first year, then blooms in its second year of growth. Queen Anne's Lace has a tiny, red flower in the center and unspotted green stem, while Cow Parsnip has an unspotted, ridged green stem covered in white hairs.

Anyone wanting authorities to identify whether a plant is giant hogweed can send photographs of the plant, the leaf, the flower seed head and where the leaf joins the stem to MDA-Info Michigan. The email file cannot exceed 25 megabytes. The state has more information on giant hogweed at www.

Emily Monacelli is a reporter for the Kalamazoo Gazette. Contact her emonacel mlive. Note to readers: if you purchase something through one of our affiliate links we may earn a commission.