Spiral Ditchgrass
Ruppia cirrhosa
- Native to:
- Albania, Aleutian Is., Algeria, Argentina, Baleares, Baltic States, Belarus, Belgium, Bulgaria, Canada, Cayman Is., China, Corse, Cyprus, Denmark, East Aegean Is., Egypt, Finland, France, Germany, Great Britain, Greece, India, Iran, Ireland, Italy, Jamaica, Japan, Jawa, Kazakhstan, Korea, Kriti, Krym, Leeward Is., Lesser Sunda Is., Libya, Mexico, Morocco, Namibia, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Palestine, Poland, Portugal, Puerto Rico, Russia, Sardegna, Sicilia, Sinai, South Africa, Spain, Sweden, Transcaucasus, Tunisia, Türkiye, Ukraine, United States, Virgin Islands
Len Worthington (www.flickr.com)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Ruppiaceae
- Genus:
- Ruppia
- Species:
- Ruppia cirrhosa
- USDA Symbol:
- RUCI2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
Garden & Ecology Notes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- sandy, nutrient-poor, saline soil
- pH:
- 7.0 - 9.0 (neutral to slightly alkaline)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Common in brackish and saline waters