Index / Search / Aira caryophyllea
§1 Plant
Aira caryophyllea L.
vernacular silver hairgrass — species · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Annual
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Aira
§2a
Native status, by region
- AK Alaska Introduced
- CAN Canada Introduced
- HI Hawaii Introduced
- L48 Lower 48 States Introduced
§2b
County-level range
· 250 counties across 25 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 250 counties across 25 states/territories.
Alabama view state ↗ 4 I ▾
Arkansas view state ↗ 15 I ▾
California view state ↗ 36 I ▾
- Alameda 06001
- Amador 06005
- Butte 06007
- Calaveras 06009
- Contra Costa 06013
- Del Norte 06015
- El Dorado 06017
- Fresno 06019
- Humboldt 06023
- Lake 06033
- Madera 06039
- Marin 06041
- Mariposa 06043
- Mendocino 06045
- Merced 06047
- Monterey 06053
- Napa 06055
- Nevada 06057
- Placer 06061
- Plumas 06063
- Riverside 06065
- Sacramento 06067
- San Diego 06073
- San Francisco 06075
- San Luis Obispo 06079
- San Mateo 06081
- Santa Barbara 06083
- Santa Cruz 06087
- Shasta 06089
- Solano 06095
- Sonoma 06097
- Sutter 06101
- Tehama 06103
- Trinity 06105
- Tuolumne 06109
- Yolo 06113
Delaware view state ↗ 1 I ▾
District of Columbia view state ↗ 1 I ▾
Florida view state ↗ 1 I ▾
Georgia view state ↗ 7 I ▾
Hawaii view state ↗ 3 I ▾
Idaho view state ↗ 7 I ▾
Illinois view state ↗ 2 I ▾
Kentucky view state ↗ 1 I ▾
Louisiana view state ↗ 19 I ▾
Massachusetts view state ↗ 7 I ▾
Missouri view state ↗ 10 I ▾
New Jersey view state ↗ 7 I ▾
New York view state ↗ 5 I ▾
North Carolina view state ↗ 11 I ▾
Ohio view state ↗ 1 I ▾
Oregon view state ↗ 20 I ▾
Pennsylvania view state ↗ 1 I ▾
South Carolina view state ↗ 2 I ▾
Tennessee view state ↗ 1 I ▾
Texas view state ↗ 30 I ▾
- Anderson 48001
- Bastrop 48021
- Bowie 48037
- Brazos 48041
- Cass 48067
- Denton 48121
- Franklin 48159
- Freestone 48161
- Grayson 48181
- Gregg 48183
- Grimes 48185
- Harrison 48203
- Henderson 48213
- Houston 48225
- Lamar 48277
- Leon 48289
- Montgomery 48339
- Nacogdoches 48347
- Polk 48373
- Red River 48387
- Robertson 48395
- Sabine 48403
- San Augustine 48405
- Shelby 48419
- Tarrant 48439
- Titus 48449
- Trinity 48455
- Upshur 48459
- Van Zandt 48467
- Walker 48471
Virginia view state ↗ 37 I ▾
- Accomack 51001
- Albemarle 51003
- Brunswick 51025
- Caroline 51033
- Chesapeake (city) 51550
- Chesterfield 51041
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fluvanna 51065
- Gloucester 51073
- Goochland 51075
- Greensville 51081
- Halifax 51083
- Hampton (city) 51650
- Hanover 51085
- Henrico 51087
- King and Queen 51097
- King George 51099
- Louisa 51109
- Lunenburg 51111
- Mathews 51115
- Mecklenburg 51117
- Middlesex 51119
- Northampton 51131
- Northumberland 51133
- Nottoway 51135
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Spotsylvania 51177
- Stafford 51179
- Surry 51181
- Sussex 51183
- Virginia Beach (city) 51810
- Warren 51187
- Westmoreland 51193
Washington view state ↗ 21 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/AICA ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/7747216 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z