American Mannagrass

Glyceria grandis

American Mannagrass

Matt Lavin from Bozeman, Montana, USA

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Glyceria
Species:
Glyceria grandis

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
6-8 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
may, jun, jul, aug
Bloom Colors:
Purple

Native Range

United States: Alaska, Arizona, California, Colorado, Connecticut, Delaware, Iowa, Idaho, Illinois, Indiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Prince Edward Island, Quebec, Saskatchewan, Yukon

Host Plant for Caterpillars

Apamea impulsa

Soil Requirements

Soil Type:
rich, moisture-retentive loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and marshes