- Native to Europe, Asia, and northern Africa
- Submersed, perennial, aquatic plan with feathery leaves arranged in whorls around the stem.
- Grows thick mats in waters less than 15 deep but can grow in water to 25 feet deep or more.
- Spreads by fragmentation and overland via transport on boats, motors, trailers, fishing nets, and other gear
- Can quickly take over shallow lakes and rivers, which can prevent boating, fishing, hunting, and swimming Identification
- Milfoil stems branch several times near the water surface.
- Erect stalks emerge above water with small reddish flowers.
- Typically 4, but sometimes 3-5 leaves, form a whorl around the stem.
- Eurasian Watermilfoil has 12 or more pairs of leaflets.
Source: MT FWP website