Spiral Pondweed

Potamogeton spirillus

Spiral Pondweed

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 86. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc.

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Potamogetonaceae
Genus:
Potamogeton
Species:
Potamogeton spirillus

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Aquatic
Height:
1-2 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jul, aug, sep, oct, nov
Bloom Colors:
Green

Native Range

United States: Connecticut, Delaware, Iowa, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, South Dakota, Virginia, Vermont, Wisconsin, West Virginia, Canada: Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec

Soil Requirements

Soil Type:
nutrient-rich, silty or sandy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in shallow freshwater habitats