Annual Wildrice

Zizania aquatica L.

Grass family

Plant Type

Graminoid

Life Cycle

Annual

Mature Height

9.8 feet

Flower Color

Green

Bloom Time

Indeterminate

Growing Conditions

Light

Shade Tolerance Intolerant

Water

Water Use High

Drought Tolerance None

Flood Tolerance High

Soil

Soil Types Clay, Loam, Sand

CaCO3 Tolerance Low

Fertility Need Medium

Stress Tolerance

Fire Tolerance Medium

Salt Tolerance Low

Climate

pH Range 6.4 – 7.4

Frost-Free Days 95 days

Precipitation 30 – 50 in

Ecosystem & Wildlife

Pollinators Larval Host (Butterfly); Larval Host (Moth); Wind

Larval Host Apamea apamiformis, Faronta diffusa, Poanes viator, Poanes viator zizaniae

Fall Color No

Evergreen No

Native Range

USA: Alabama, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Pennsylvania, Rhode I., South Carolina, South Dakota, Tennessee, Vermont, Virginia, Wisconsin
CAN: Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Ontario, Prince Edward I., Québec, Saskatchewan

Regional Native Status: L48 (N), CAN (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.