American Waterwort
Elatine americana
- Native to:
- Canada, Russia, United States
iNaturalist: © jim_keesling (iNaturalist #34215800)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Elatinaceae
- Genus:
- Elatine
- Species:
- Elatine americana
- USDA Symbol:
- ELAM3
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Forb/herb
- Height:
- 10 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- white, pink
- Ground Cover:
- Yes
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
water veneer (Acentria nivea)
Garden & Ecology Notes
- Wildlife Value:
- waterfowl
Soil Requirements
- Soil Type:
- moist, nutrient-rich, silty soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in shallow water or wet mud.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination and should be surface-sown on consistently wet substrate.
The above propagation data sourced from Claude AI