Illinois Pondweed

Potamogeton illinoensis

Also known as: Pondweed

Illinois 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