Green Needlegrass

Nassella viridula

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Poaceae
Genus:
Nassella
Species:
Nassella viridula

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Graminoid
Height:
4-6 ft
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr, may
Bloom Colors:
Yellow

Native Range

United States: Arizona, California, Colorado, Iowa, Idaho, Illinois, Kansas, Minnesota, Montana, North Dakota, Nebraska, New Mexico, New York, South Dakota, Utah, Wisconsin, Wyoming, Canada: Alberta, British Columbia, Manitoba, Northwest Territories, Saskatchewan, Yukon

Soil Requirements

Soil Type:
well-drained, sandy or loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open grasslands and prairies

Germination Information

Pre-treatment: None required

Establishment: Seed collection dates for different regions: McLaren (98-064s) collected on 8/11/98; Twin Owls (98-098s) collected on 8/31/98; Endovalley (98-140s) collected on 10/3/98. Sowing dates: McLaren (98-064s) sowed 11/10/09; Twin Owls (98-098s) sowed 11/23/98; Endovalley (98-140s) sowed 12/8/98.

Source: npn.rngr.net