Index / Search / Sisyrinchium angustifolium
§1 Plant
Sisyrinchium angustifolium Mill.
vernacular narrowleaf blue-eyed grass — species · Iridaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Monocot
- Family
- Iridaceae Juss.
- Genus
- Sisyrinchium
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 563 counties across 18 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Medium
- Moisture use
- Medium
- Fire
- High
- Salinity
- None
- Anaerobic
- Low
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -3 °F minimum
- Frost-free days
- 180 min.
- Precipitation
- 32–60 in/yr
- pH range
- 5–7
- Root depth
- 4 in min.
- Fertility need
- Low
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Moderate
- Lifespan
- Short
- Mature height
- 2 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Blue
- Fruit colour
- Black
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Mid Spring
- Seed abundance
- Low
- Seed begins
- Spring
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- No
- Seeds / lb
- 757,000
- Propagation
- seed, bare root, bulb
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- No
- Browse palatability
- Low
- Graze palatability
- Low
- Palatable, human
- No
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 563 counties across 18 states/territories.
Alabama view state ↗ 23 N ▾
- Calhoun 01015
- Chambers 01017
- Cherokee 01019
- Chilton 01021
- Choctaw 01023
- Clay 01027
- Cleburne 01029
- Coosa 01037
- Dallas 01047
- Elmore 01051
- Greene 01063
- Hale 01065
- Jackson 01071
- Lawrence 01079
- Lee 01081
- Lowndes 01085
- Macon 01087
- Mobile 01097
- Montgomery 01101
- Talladega 01121
- Tallapoosa 01123
- Tuscaloosa 01125
- Wilcox 01131
Arkansas view state ↗ 46 N ▾
- Arkansas 05001
- Ashley 05003
- Benton 05007
- Boone 05009
- Bradley 05011
- Calhoun 05013
- Carroll 05015
- Chicot 05017
- Cleburne 05023
- Cleveland 05025
- Columbia 05027
- Conway 05029
- Cross 05037
- Dallas 05039
- Desha 05041
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Fulton 05049
- Garland 05051
- Grant 05053
- Hempstead 05057
- Howard 05061
- Jefferson 05069
- Lafayette 05073
- Lawrence 05075
- Lee 05077
- Lincoln 05079
- Logan 05083
- Madison 05087
- Miller 05091
- Montgomery 05097
- Newton 05101
- Perry 05105
- Poinsett 05111
- Polk 05113
- Pope 05115
- Prairie 05117
- Pulaski 05119
- Searcy 05129
- Sevier 05133
- St. Francis 05123
- Stone 05137
- Union 05139
- Washington 05143
- White 05145
Delaware view state ↗ 3 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 58 N ▾
- Alachua 12001
- Bay 12005
- Brevard 12009
- Broward 12011
- Calhoun 12013
- Charlotte 12015
- Citrus 12017
- Clay 12019
- Collier 12021
- Columbia 12023
- Dixie 12029
- Duval 12031
- Flagler 12035
- Franklin 12037
- Gadsden 12039
- Gilchrist 12041
- Glades 12043
- Gulf 12045
- Hamilton 12047
- Hardee 12049
- Hendry 12051
- Hernando 12053
- Highlands 12055
- Hillsborough 12057
- Indian River 12061
- Jackson 12063
- Jefferson 12065
- Lake 12069
- Lee 12071
- Levy 12075
- Liberty 12077
- Madison 12079
- Manatee 12081
- Marion 12083
- Martin 12085
- Miami-Dade 12086
- Monroe 12087
- Nassau 12089
- Okaloosa 12091
- Orange 12095
- Osceola 12097
- Palm Beach 12099
- Pasco 12101
- Pinellas 12103
- Polk 12105
- Putnam 12107
- Santa Rosa 12113
- Sarasota 12115
- Seminole 12117
- St. Johns 12109
- Sumter 12119
- Suwannee 12121
- Taylor 12123
- Union 12125
- Volusia 12127
- Wakulla 12129
- Walton 12131
- Washington 12133
Georgia view state ↗ 32 N ▾
- Bartow 13015
- Bryan 13029
- Burke 13033
- Chatham 13051
- Cherokee 13057
- Clarke 13059
- Clay 13061
- Columbia 13073
- Dade 13083
- Dawson 13085
- Elbert 13105
- Floyd 13115
- Forsyth 13117
- Gilmer 13123
- Harris 13145
- Jackson 13157
- Jefferson 13163
- Laurens 13175
- Lee 13177
- Madison 13195
- Morgan 13211
- Murray 13213
- Oconee 13219
- Oglethorpe 13221
- Rabun 13241
- Randolph 13243
- Richmond 13245
- Screven 13251
- Spalding 13255
- Stephens 13257
- Walton 13297
- Whitfield 13313
Kentucky view state ↗ 76 N ▾
- Adair 21001
- Anderson 21005
- Barren 21009
- Bath 21011
- Bell 21013
- Bullitt 21029
- Caldwell 21033
- Calloway 21035
- Campbell 21037
- Carlisle 21039
- Carter 21043
- Casey 21045
- Christian 21047
- Clark 21049
- Clay 21051
- Clinton 21053
- Crittenden 21055
- Edmonson 21061
- Estill 21065
- Fayette 21067
- Fleming 21069
- Floyd 21071
- Franklin 21073
- Fulton 21075
- Garrard 21079
- Graves 21083
- Hardin 21093
- Harlan 21095
- Harrison 21097
- Henry 21103
- Hickman 21105
- Jefferson 21111
- Jessamine 21113
- Johnson 21115
- Kenton 21117
- Knox 21121
- Laurel 21125
- Lawrence 21127
- Lee 21129
- Leslie 21131
- Letcher 21133
- Lewis 21135
- Lincoln 21137
- Logan 21141
- Lyon 21143
- Madison 21151
- Magoffin 21153
- Marion 21155
- Mason 21161
- McCracken 21145
- McCreary 21147
- McLean 21149
- Meade 21163
- Menifee 21165
- Mercer 21167
- Monroe 21171
- Montgomery 21173
- Morgan 21175
- Muhlenberg 21177
- Nelson 21179
- Oldham 21185
- Owen 21187
- Pendleton 21191
- Perry 21193
- Powell 21197
- Pulaski 21199
- Robertson 21201
- Rockcastle 21203
- Rowan 21205
- Russell 21207
- Shelby 21211
- Spencer 21215
- Trigg 21221
- Warren 21227
- Wayne 21231
- Wolfe 21237
Maine view state ↗ 10 N ▾
Maryland view state ↗ 17 N ▾
Massachusetts view state ↗ 14 N ▾
New Hampshire view state ↗ 6 N ▾
New Jersey view state ↗ 18 N ▾
New York view state ↗ 47 N ▾
- Albany 36001
- Bronx 36005
- Cattaraugus 36009
- Cayuga 36011
- Chautauqua 36013
- Chemung 36015
- Chenango 36017
- Columbia 36021
- Cortland 36023
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Essex 36031
- Fulton 36035
- Genesee 36037
- Greene 36039
- Herkimer 36043
- Kings 36047
- Lewis 36049
- Livingston 36051
- Madison 36053
- Monroe 36055
- Nassau 36059
- New York 36061
- Niagara 36063
- Oneida 36065
- Onondaga 36067
- Orange 36071
- Oswego 36075
- Putnam 36079
- Queens 36081
- Rensselaer 36083
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schenectady 36093
- St. Lawrence 36089
- Steuben 36101
- Suffolk 36103
- Sullivan 36105
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Washington 36115
- Wayne 36117
- Westchester 36119
Pennsylvania view state ↗ 67 N ▾
- Adams 42001
- Allegheny 42003
- Armstrong 42005
- Beaver 42007
- Bedford 42009
- Berks 42011
- Blair 42013
- Bradford 42015
- Bucks 42017
- Butler 42019
- Cambria 42021
- Cameron 42023
- Carbon 42025
- Centre 42027
- Chester 42029
- Clarion 42031
- Clearfield 42033
- Clinton 42035
- Columbia 42037
- Crawford 42039
- Cumberland 42041
- Dauphin 42043
- Delaware 42045
- Elk 42047
- Erie 42049
- Fayette 42051
- Forest 42053
- Franklin 42055
- Fulton 42057
- Greene 42059
- Huntingdon 42061
- Indiana 42063
- Jefferson 42065
- Juniata 42067
- Lackawanna 42069
- Lancaster 42071
- Lawrence 42073
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Lycoming 42081
- McKean 42083
- Mercer 42085
- Mifflin 42087
- Monroe 42089
- Montgomery 42091
- Montour 42093
- Northampton 42095
- Northumberland 42097
- Perry 42099
- Philadelphia 42101
- Pike 42103
- Potter 42105
- Schuylkill 42107
- Snyder 42109
- Somerset 42111
- Sullivan 42113
- Susquehanna 42115
- Tioga 42117
- Union 42119
- Venango 42121
- Warren 42123
- Washington 42125
- Wayne 42127
- Westmoreland 42129
- Wyoming 42131
- York 42133
Rhode Island view state ↗ 3 N ▾
Vermont view state ↗ 8 N ▾
Virginia view state ↗ 95 N ▾
- Accomack 51001
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Amherst 51009
- Appomattox 51011
- Augusta 51015
- Bath 51017
- Bedford 51019
- Bland 51021
- Botetourt 51023
- Brunswick 51025
- Buckingham 51029
- Campbell 51031
- Caroline 51033
- Carroll 51035
- Charles City 51036
- Charlotte 51037
- Chesapeake (city) 51550
- Chesterfield 51041
- Clarke 51043
- Craig 51045
- Culpeper 51047
- Cumberland 51049
- Dickenson 51051
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fauquier 51061
- Floyd 51063
- Fluvanna 51065
- Frederick 51069
- Giles 51071
- Gloucester 51073
- Goochland 51075
- Grayson 51077
- Greene 51079
- Greensville 51081
- Halifax 51083
- Hampton (city) 51650
- Hanover 51085
- Henrico 51087
- Henry 51089
- Highland 51091
- Isle of Wight 51093
- James City 51095
- King and Queen 51097
- King George 51099
- King William 51101
- Lancaster 51103
- Lee 51105
- Loudoun 51107
- Louisa 51109
- Lunenburg 51111
- Madison 51113
- Mathews 51115
- Mecklenburg 51117
- Montgomery 51121
- Nelson 51125
- New Kent 51127
- Newport News (city) 51700
- Northampton 51131
- Northumberland 51133
- Nottoway 51135
- Orange 51137
- Page 51139
- Patrick 51141
- Pittsylvania 51143
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Prince William 51153
- Pulaski 51155
- Rappahannock 51157
- Richmond 51159
- Roanoke 51161
- Rockbridge 51163
- Rockingham 51165
- Russell 51167
- Scott 51169
- Shenandoah 51171
- Smyth 51173
- Southampton 51175
- Spotsylvania 51177
- Stafford 51179
- Suffolk (city) 51800
- Surry 51181
- Sussex 51183
- Tazewell 51185
- Virginia Beach (city) 51810
- Warren 51187
- Washington 51191
- Westmoreland 51193
- Wise 51195
- York 51199
West Virginia view state ↗ 39 N ▾
- Barbour 54001
- Berkeley 54003
- Boone 54005
- Braxton 54007
- Calhoun 54013
- Doddridge 54017
- Fayette 54019
- Grant 54023
- Greenbrier 54025
- Hampshire 54027
- Hancock 54029
- Hardy 54031
- Harrison 54033
- Jackson 54035
- Jefferson 54037
- Kanawha 54039
- Marion 54049
- Marshall 54051
- Mason 54053
- Mercer 54055
- Mineral 54057
- Monongalia 54061
- Monroe 54063
- Nicholas 54067
- Ohio 54069
- Pleasants 54073
- Pocahontas 54075
- Preston 54077
- Raleigh 54081
- Ritchie 54085
- Roane 54087
- Summers 54089
- Taylor 54091
- Tucker 54093
- Upshur 54097
- Wayne 54099
- Webster 54101
- Wetzel 54103
- Wirt 54105
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/SIAN3 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5296015 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T05:06:36Z