Green Needlegrass

Nassella viridula (Trin.) Barkworth - Grass family

Size

Mature Height: Up to around 24 inches

Plant Type: Graminoid

Root Depth: 14 inches

Growth Form: Bunch

Growth Rate: Rapid

Features

Flower Color: Yellow

Conspicuous Flowers: No

Bloom Time: Late Spring

Seasonal Growth: Spring and Summer

Evergreen: No

Fall Colors: No

Conditions

Shade Tolerance: Intolerant

Clay Soil Tolerance: Yes

Sandy Soil Tolerance: No

Drought Tolerance: High

Flood Tolerance: None

Fire Tolerance: Medium

Salt Tolerance: Medium

Ecosystem Interactions

Pollinators: Wind

Native Range

  • CAN:  Alberta, British Columbia, Manitoba, Northwest Territorie, Saskatchewan, Yukon
  • USA:  Arizona, California, Colorado, Idaho, Illinois, Iowa, Kansas, Minnesota, Montana, Nebraska, New Mexico, North Dakota, South Dakota, Utah, Wisconsin, Wyoming
  • MEX:  Mexico Central, Mexico Northeast
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.