Tropical Pondweed

Potamogeton nodosus

Native to:
Afghanistan, Albania, Algeria, Andaman Is., Angola, Australia, Austria, Azores, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Botswana, Brazil, Bulgaria, Cambodia, Canada, Canary Is., Caprivi Strip, Chad, China, Comoros, Corse, Cuba, Cyprus, Czechia-Slovakia, Dominican Republic, East Aegean Is., Egypt, Ethiopia, France, Germany, Greece, Guatemala, Gulf of Guinea Is., Gulf States, Haiti, Hungary, India, Iran, Iraq, Italy, Jamaica, Jawa, Kazakhstan, Kriti, Krym, Lebanon-Syria, Leeward Is., Lesotho, Lesser Sunda Is., Libya, Madagascar, Madeira, Marianas, Marion-Prince Edward Is., Mauritania, Mauritius, Mexican Pacific Is., Mexico, Morocco, Myanmar, Namibia, Nepal, Netherlands, New Caledonia, New Guinea, Niger, North Caucasus, NW. Balkan Pen., Oman, Pakistan, Palestine, Panamá, Philippines, Poland, Portugal, Puerto Rico, Réunion, Romania, Russia, Sardegna, Saudi Arabia, Senegal, Seychelles, Sicilia, Sinai, Socotra, South Africa, Spain, Sri Lanka, Sudan-South Sudan, Sulawesi, Sumatera, Switzerl
Tropical Pondweed

Royal Zoological Society of Ireland

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Potamogetonaceae
Genus:
Potamogeton
Species:
Potamogeton nodosus
USDA Symbol:
POIN9

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Aquatic
Height:
200 cm
Light Requirements:
Full Sun,Part Shade
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
green

Garden & Ecology Notes

Wildlife Value:
waterfowl, fish, invertebrates
Deer Resistant:
Yes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–60 days
Notes:
Seeds germinate best when submerged in shallow water with cool temperatures. Vegetative propagation via rhizome fragments is more reliable.

The above propagation data sourced from Claude AI