Widgeongrass

Ruppia maritima

Native to:
Aldabra, Algeria, American Samoa, Angola, Argentina, Aruba, Australia, Azores, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Belize, Bermuda, Bolivia, Brazil, Bulgaria, Canada, Canary Is., Cape Verde, Cayman Is., Central American Pacific Is., Chile, China, Colombia, Corse, Costa Rica, Cuba, Cyprus, Czechia-Slovakia, Denmark, DR Congo, East Aegean Is., Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Fiji, Finland, Føroyar, France, French Guiana, Gabon, Galápagos, Germany, Ghana, Gilbert Is., Great Britain, Greece, Guam, Guatemala, Gulf States, Guyana, Hainan, Haiti, Hawaii, Honduras, Iceland, India, Iran, Iraq, Ireland, Italy, Jamaica, Japan, Kazakhstan, Korea, Kriti, Krym, Labrador, Lebanon-Syria, Leeward Is., Libya, Madagascar, Madeira, Malaya, Marianas, Mauritania, Mauritius, Mexico, Morocco, Myanmar, Namibia, Nansei-shoto, Netherlands, Netherlands Antilles, New Caledonia, Nicaragua, Nigeria, North Caucasus, Northern Mariana Islands, Norway, NW. Balkan Pen., Ogasawara-shoto, Oma

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ruppiaceae
Genus:
Ruppia
Species:
Ruppia maritima
USDA Symbol:
RUMA5

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low

Garden & Ecology Notes

Wildlife Value:
waterfowl, aquatic invertebrates
Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, nutrient-poor, saline soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
tolerates poor drainage
Moisture:
consistently moist to submerged
Notes:
commonly found in coastal and brackish waters