Curlyleaf Pondweed

Curlyleaf Pondweed (Potamogeton crispus)

Curlyleaf-PondweedCategory: Containment
Distribution: Wide distribution in Idaho

Diagnostic Characteristics

  • Leaves are reddish-green, oblong, and about 3″ long, with distinct wavy edges
  • Stems flat, reddish-brown and 1 to 3′ long

Background

  • Spreads from rhizomes and turions in the fall and is fullgrown by spring
  • Tolerates cold water and low light conditions
  • Summer die-back may reduce dissolved oxygen levels and spark algae blooms

Curlyleaf-Pondweed-2Similar Plants

  • Many native pondweeds, but only Curlyleaf has the characteristic crinkled leaf edges

Curlyleaf-Pondweed-Diagram

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