Canadian Waterweed
Elodea canadensis
Also known as: Schweinitz's Waterweed
- Native to:
- Canada, United States
iNaturalist: © sapsan (iNaturalist #49690552)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Hydrocharitaceae
- Genus:
- Elodea
- Species:
- Elodea canadensis
- USDA Symbol:
- ELCA7
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 300 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- white
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, fish, aquatic invertebrates
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rich, organic, nutrient-rich sediment
- pH:
- 6.0 - 8.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in freshwater habitats like ponds and slow-moving streams.
Propagation & Germination
- Notes:
- Primarily reproduces vegetatively via stem fragmentation; seed production and germination are rare in North American populations.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Establishment: Cuttings can be taken from greenhouse stock plants any time of year. The plant grows best in loamy soil and quiet water.
Source: npn.rngr.net