Spiny Naiad
Najas marina
- Native to:
- Algeria, Argentina, Aruba, Austria, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Bolivia, Botswana, Brazil, Bulgaria, Burundi, Canada, Canary Is., Central American Pacific Is., China, Corse, Cuba, Cyprus, Czechia-Slovakia, Denmark, Dominican Republic, DR Congo, Egypt, El Salvador, Eritrea, Finland, France, Galápagos, Germany, Greece, Gulf States, Haiti, Hungary, India, Iran, Iraq, Italy, Jamaica, Japan, Kazakhstan, Kirgizstan, Korea, Kriti, Lebanon-Syria, Leeward Is., Lesser Sunda Is., Libya, Madagascar, Malawi, Mauritius, Mexico, Morocco, Mozambique, Namibia, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Oman, Pakistan, Palestine, Panamá, Poland, Portugal, Puerto Rico, Réunion, Romania, Russia, Rwanda, Sardegna, Saudi Arabia, Senegal, Sicilia, Sinai, Socotra, South Africa, Spain, Sri Lanka, Sumatera, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Transcaucasus, Tunisia, Türkiye, Türkiye-in-Europe, Turkmenistan, Turks-Caicos Is., Uganda, Ukraine, United States, Uzbekistan
Acb 1 (en.wikipedia.org) at Dutch Wikipedia (en.wikipedia.org)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hydrocharitaceae
- Genus:
- Najas
- Species:
- Najas marina
- USDA Symbol:
- NAMA
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Aquatic
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug,sep
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, fish
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- submerged in nutrient-rich aquatic environments
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently submerged
- Notes:
- commonly found in freshwater lakes and slow-moving rivers