Northern Reedgrass

Calamagrostis stricta (Timm) Koeler ssp. inexpansa (A. Gray) C.W. Greene

Grass family

Plant Type
Graminoid
Life Cycle
Perennial
Mature Height
3.0 feet
Spread
17 inches
Flower Color
Purple
Bloom Time
Late Spring

Growing Conditions

Light

Shade Tolerance Intermediate

Water

Water Use High
Drought Tolerance Low
Flood Tolerance High

Soil

Soil Types Clay, Loam
CaCO3 Tolerance Low
Fertility Need Medium

Stress Tolerance

Fire Tolerance Medium
Salt Tolerance Medium

Climate

pH Range 5.5 – 8.0
Frost-Free Days 90 days
Precipitation 26 – 60 in

Native Range

  • USA:  Alaska, Arizona, California, Colorado, Connecticut, Idaho, Illinois, Indiana, Iowa, Kansas, Maine, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New York, North Dakota, Ohio, Oregon, Pennsylvania, South Dakota, Utah, Vermont, Washington, West Virginia, Wisconsin, Wyoming
  • CAN:  Alberta, British Columbia, Newfoundland, Manitoba, New Brunswick, Newfoundland, Northwest Territorie, Nova Scotia, Nunavut, Ontario, Prince Edward I., Québec, Saskatchewan, Yukon
  • DEN:  Greenland

Regional Native Status: L48 (N), AK (N), CAN (N), GL (N), SPM (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.