Columbian Watermeal

Wolffia columbiana

Columbian Watermeal

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: 449. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc.

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Araceae
Genus:
Wolffia
Species:
Wolffia columbiana

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul, aug, sep
Bloom Colors:
Green

Native Range

United States: Alabama, Arkansas, California, Colorado, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Virginia, Vermont, Wisconsin, West Virginia, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Ontario, Quebec, Saskatchewan

Soil Requirements

Soil Type:
rich, organic, waterlogged soil
pH:
6.5 - 7.5 (neutral to slightly alkaline)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
thrives in nutrient-rich aquatic environments