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Curly-Leaf Pondweed

A red poll holding up a large amount of messy curly water plants. There is a pond behind the plants. The pond is also full of the curly green plant.

Other names: Curly pondweed, curly-leaf pondweed, Potamogeton crispus

Where did it come from?

Curly-leaf pondweed was introduced in the mid-1800s and was likely introduced from Asia with common carp.

Why is it invasive?

Forms dense mats that inhibit native plant growth, impedes flow of water in irrigation channels, depletes water nutrients in fisheries, and restricts water recreational activities

How do you prevent its spread?

Clean, drain, dry your boats and water equipment.


Curly pondweed biology

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Image credit: Chris Evans, University of Illinois, Bugwood.org