Eurasian Watermilfoil
Myriophyllum spicatum
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Haloragaceae
- Genus:
- Myriophyllum
- Species:
- Myriophyllum spicatum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Aquatic
- Height:
- 1-2 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun, aug
Native Range
United States: Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Canada: British Columbia, New Brunswick, Ontario, Quebec
Host Plant for Caterpillars
chocolate china-mark moth (Parapoynx badiusalis), watermilfoil leafcutter moth (Parapoynx allionealis)
Soil Requirements
- Soil Type:
- rich, organic, waterlogged soil
- pH:
- 6.0 - 8.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in freshwater lakes and ponds
Germination Information
Pre-treatment: Seeds were cold stratified for 120 days
Source: npn.rngr.net