Water soldier

Stratiotes aloides

Water soldier

Family: Hydrocharitaceae

Weed class: noClass
Native to: parts of Asia and Europe
Legal listings:

This plant is on the quarantine list. It is prohibited to transport, buy, sell, offer for sale, or distribute plants or plant parts of quarantined species into or within the state of Washington or to sell, offer for sale, or distribute seed packets of seed, flower seed blends, or wildflower mixes of quarantined species into or within the state of Washington. Please see WAC 16-752 for more information on the quarantine list. For questions about the quarantine list, contact the Washington State Department of Agriculture's Plant Services Program at (360) 902-1874 or email PlantServices@agr.wa.gov.


Why Is It a Noxious Weed?

Water soldier is not listed as a noxious weed but is on the quarantine list.

How would I identify it?

For More Information

Ontario's Invading Species Awareness Program information on water soldier

USDA APHIS Weed Risk Assessment for Stratiotes aloides

Water soldier fact sheet, Ontario Canada

Water soldier information from the Brisbane City Council

Additional Photos