Illinois Pondweed
Potamogeton illinoensis
Also known as: Pondweed
Dick Culbert from Gibsons, B.C., Canada
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Potamogetonaceae
- Genus:
- Potamogeton
- Species:
- Potamogeton illinoensis
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Aquatic
- Height:
- 4-6 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun, jul, aug
- Bloom Colors:
- Not Applicable
Native Range
United States: Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: British Columbia, Manitoba, Northwest Territories, Ontario, Quebec
Soil Requirements
- Soil Type:
- nutrient-rich, silty or sandy substrate
- pH:
- 6.0 - 8.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist to submerged
- Notes:
- Commonly found in slow-moving or still waters
Germination Information
Pre-treatment: Seeds were cold stratified for 150 days
Source: npn.rngr.net