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Myriophyllum spicatum

Submitted by Linda Rohleder on Tue, 03/03/2015 - 09:37

Status:

Type: 
Aquatic Plant
Species (Common): 
Eurasian Watermilfoil
LHPRISM Notes: 

Myriophyllum spicatum: Eurasian Watermilfoil

Plant Identification:

  • Growth form: aquatic perennial, dicot herb with long branching stems and feather-like whorled leaves that are submersed and rooted to the substrate
  • Leaf: olive-green, less than 5 cm, long, soft, deeply divided and feather-like. Leaves are arranged in a whorl around the main stem (usually 4 leaves/whorl but can vary from 3-6). 
  • Flower: Flower spike which is approximately 20 cm long and comes above the water with reddish flowers arranged in 4-flowered whorls along the spike

*This plant can be difficult to differentiate from its lookalike Myriophyllum heterophyllum.

For more information about Eurasian watermilfoil plant identification, please visit:

For more information about Eurasian watermilfoil plant identification, please visit: