Index / Search / Nassella viridula
§1 Plant
Nassella viridula (Trin.) Barkworth
vernacular green needlegrass — species · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Nassella
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 205 counties across 13 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- High
- Shade
- High
- Moisture use
- Low
- Fire
- Medium
- Salinity
- Medium
- Anaerobic
- None
- CaCO₃
- High
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -38 °F minimum
- Frost-free days
- 90 min.
- Precipitation
- 15–24 in/yr
- pH range
- 6.6–8.4
- Root depth
- 14 in min.
- Fertility need
- Medium
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Rapid
- Lifespan
- Moderate
- Mature height
- 2 ft
- Foliage texture
- Medium
- Foliage colour
- Green
- Porosity (summer)
- Dense
- Porosity (winter)
- Porous
- Flower colour
- Yellow
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Spring
- Seed abundance
- Medium
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- Yes
- Seeds / lb
- 167,840
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- No
- Browse palatability
- Medium
- Graze palatability
- Medium
- Palatable, human
- No
- Protein potential
- Medium
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 205 counties across 13 states/territories.
Arizona view state ↗ 1 N ▾
Colorado view state ↗ 26 N ▾
- Archuleta 08007
- Baca 08009
- Boulder 08013
- Clear Creek 08019
- Conejos 08021
- Douglas 08035
- El Paso 08041
- Elbert 08039
- Garfield 08045
- Gunnison 08051
- Jefferson 08059
- Kit Carson 08063
- Larimer 08069
- Las Animas 08071
- Lincoln 08073
- Logan 08075
- Mineral 08079
- Moffat 08081
- Otero 08089
- Phillips 08095
- Rio Grande 08105
- Sedgwick 08115
- Teller 08119
- Washington 08121
- Weld 08123
- Yuma 08125
Illinois view state ↗ 2 N ▾
Iowa view state ↗ 14 N ▾
Kansas view state ↗ 4 N ▾
Minnesota view state ↗ 21 N ▾
Montana view state ↗ 18 N ▾
Nebraska view state ↗ 26 N ▾
- Box Butte 31013
- Boyd 31015
- Brown 31017
- Buffalo 31019
- Cedar 31027
- Cherry 31031
- Clay 31035
- Custer 31041
- Dawes 31045
- Dawson 31047
- Deuel 31049
- Dixon 31051
- Dodge 31053
- Garden 31069
- Garfield 31071
- Hall 31079
- Hitchcock 31087
- Hooker 31091
- Kearney 31099
- Kimball 31105
- Knox 31107
- Merrick 31121
- Scotts Bluff 31157
- Sheridan 31161
- Sioux 31165
- Thomas 31171
New Mexico view state ↗ 7 N ▾
New York view state ↗ 1 N ▾
North Dakota view state ↗ 45 N ▾
- Barnes 38003
- Benson 38005
- Billings 38007
- Bottineau 38009
- Bowman 38011
- Burke 38013
- Burleigh 38015
- Cass 38017
- Cavalier 38019
- Dickey 38021
- Divide 38023
- Emmons 38029
- Golden Valley 38033
- Grand Forks 38035
- Grant 38037
- Griggs 38039
- Hettinger 38041
- Kidder 38043
- LaMoure 38045
- Logan 38047
- McHenry 38049
- McIntosh 38051
- McKenzie 38053
- McLean 38055
- Mercer 38057
- Morton 38059
- Mountrail 38061
- Nelson 38063
- Oliver 38065
- Pembina 38067
- Pierce 38069
- Ramsey 38071
- Ransom 38073
- Richland 38077
- Sargent 38081
- Sheridan 38083
- Sioux 38085
- Slope 38087
- Stark 38089
- Steele 38091
- Stutsman 38093
- Towner 38095
- Ward 38101
- Wells 38103
- Williams 38105
South Dakota view state ↗ 35 N ▾
- Beadle 46005
- Bennett 46007
- Bon Homme 46009
- Brookings 46011
- Brule 46015
- Campbell 46021
- Clay 46027
- Codington 46029
- Corson 46031
- Custer 46033
- Day 46037
- Douglas 46043
- Edmunds 46045
- Fall River 46047
- Faulk 46049
- Gregory 46053
- Hanson 46061
- Harding 46063
- Hughes 46065
- Jackson 46071
- Jerauld 46073
- Lake 46079
- Lawrence 46081
- Lincoln 46083
- Lyman 46085
- Marshall 46091
- Pennington 46103
- Perkins 46105
- Spink 46115
- Stanley 46117
- Sully 46119
- Todd 46121
- Turner 46125
- Union 46127
- Walworth 46129
Wisconsin view state ↗ 5 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/NAVI4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5289830 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T10:50:45Z