Spineless Hornwort

Ceratophyllum echinatum

Spineless Hornwort

Robert Curtis, Summit Metro Parks, iNaturalist observer

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ceratophyllaceae
Genus:
Ceratophyllum
Species:
Ceratophyllum echinatum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Aquatic
Height:
3-4 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
apr, may, jun, jul, aug
Bloom Colors:
Red, Yellow

Native Range

United States: Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Virginia, Vermont, Washington, Wisconsin, West Virginia, Canada: British Columbia, Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec

Soil Requirements

Soil Type:
nutrient-rich, silty or clayey substrate
pH:
6.0 - 8.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Typically found in still or slow-moving freshwater bodies