Columbia Needlegrass
Achnatherum nelsonii (Scribn.) Barkworth - Grass familySize
Mature Height: Up to around 6.0 feet
Plant Type: Graminoid
Features
Flower Color: Green, Purple, Brown
Bloom Time: Late Spring, Early Summer, Mid Summer, Late Summer
Ecosystem Interactions
Pollinators: Larval Host (Butterfly); Wind
Larval Species depending on Columbia Needlegrass: Oarisma garita
Native Range
- CAN: Alberta, British Columbia, Saskatchewan, Yukon
- USA: Arizona, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, South Dakota, Texas, Utah, Washington, Wyoming
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.