Index / Search / Sphenopholis obtusata
§1 Plant
Sphenopholis obtusata (Michx.) Scribn.
vernacular prairie wedgescale — species · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Annual, Perennial
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Sphenopholis
§2a
Native status, by region
- CAN Canada Native
- HI Hawaii Introduced
- L48 Lower 48 States Native
§2b
County-level range
· 466 counties across 22 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Medium
- Moisture use
- Medium
- Fire
- None
- Salinity
- None
- Anaerobic
- Low
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -43 °F minimum
- Frost-free days
- 80 min.
- Precipitation
- 10–60 in/yr
- pH range
- 5–7.5
- Root depth
- 4 in min.
- Fertility need
- Medium
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Moderate
- Lifespan
- Short
- Mature height
- 3.2 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Green
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Spring
- Seed abundance
- Medium
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- No
- Seeds / lb
- 200,000
- Propagation
- seed, container
§3e
Use & availability
- Commercial availability
- Contracting Only
- Nursery stock
- No
- Browse palatability
- Low
- Graze palatability
- Low
- Palatable, human
- No
- Protein potential
- Low
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 466 counties across 22 states/territories.
Alabama view state ↗ 22 N ▾
- Baldwin 01003
- Butler 01013
- Chilton 01021
- Clarke 01025
- Conecuh 01035
- Covington 01039
- Dallas 01047
- Elmore 01051
- Escambia 01053
- Greene 01063
- Hale 01065
- Jackson 01071
- Lawrence 01079
- Lee 01081
- Madison 01089
- Marshall 01095
- Mobile 01097
- Morgan 01103
- Perry 01105
- Talladega 01121
- Tallapoosa 01123
- Tuscaloosa 01125
Arizona view state ↗ 11 N ▾
Arkansas view state ↗ 44 N ▾
- Arkansas 05001
- Ashley 05003
- Baxter 05005
- Benton 05007
- Bradley 05011
- Chicot 05017
- Cleburne 05023
- Conway 05029
- Crittenden 05035
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Garland 05051
- Grant 05053
- Hempstead 05057
- Hot Spring 05059
- Howard 05061
- Independence 05063
- Jefferson 05069
- Johnson 05071
- Lincoln 05079
- Little River 05081
- Logan 05083
- Lonoke 05085
- Marion 05089
- Miller 05091
- Montgomery 05097
- Nevada 05099
- Newton 05101
- Ouachita 05103
- Phillips 05107
- Polk 05113
- Pope 05115
- Prairie 05117
- Pulaski 05119
- Randolph 05121
- Saline 05125
- Scott 05127
- Searcy 05129
- Sharp 05135
- St. Francis 05123
- Stone 05137
- Union 05139
- Washington 05143
Delaware view state ↗ 1 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 43 N ▾
- Alachua 12001
- Bradford 12007
- Brevard 12009
- Citrus 12017
- Columbia 12023
- Duval 12031
- Escambia 12033
- Flagler 12035
- Franklin 12037
- Gadsden 12039
- Gilchrist 12041
- Gulf 12045
- Hamilton 12047
- Hardee 12049
- Hernando 12053
- Highlands 12055
- Hillsborough 12057
- Indian River 12061
- Jackson 12063
- Jefferson 12065
- Lake 12069
- Leon 12073
- Levy 12075
- Liberty 12077
- Madison 12079
- Manatee 12081
- Marion 12083
- Nassau 12089
- Orange 12095
- Osceola 12097
- Pasco 12101
- Pinellas 12103
- Polk 12105
- Putnam 12107
- Sarasota 12115
- Seminole 12117
- St. Johns 12109
- St. Lucie 12111
- Taylor 12123
- Volusia 12127
- Wakulla 12129
- Walton 12131
- Washington 12133
Georgia view state ↗ 32 N ▾
- Ben Hill 13017
- Calhoun 13037
- Charlton 13049
- Chatham 13051
- Clarke 13059
- Colquitt 13071
- Columbia 13073
- Cook 13075
- Dougherty 13095
- Echols 13101
- Elbert 13105
- Fulton 13121
- Harris 13145
- Jackson 13157
- Jasper 13159
- Jefferson 13163
- Lee 13177
- Liberty 13179
- Lowndes 13185
- Madison 13195
- McIntosh 13191
- Mitchell 13205
- Morgan 13211
- Oconee 13219
- Oglethorpe 13221
- Spalding 13255
- Taliaferro 13265
- Tift 13277
- Turner 13287
- Washington 13303
- Wayne 13305
- Wilkes 13317
Kentucky view state ↗ 26 N ▾
- Barren 21009
- Boyd 21019
- Breckinridge 21027
- Calloway 21035
- Campbell 21037
- Crittenden 21055
- Floyd 21071
- Fulton 21075
- Graves 21083
- Grayson 21085
- Hardin 21093
- Henry 21103
- Hickman 21105
- Jefferson 21111
- Jessamine 21113
- Lee 21129
- Letcher 21133
- Logan 21141
- Marshall 21157
- McCracken 21145
- Mercer 21167
- Montgomery 21173
- Muhlenberg 21177
- Robertson 21201
- Rowan 21205
- Trigg 21221
Louisiana view state ↗ 62 N ▾
- Acadia 22001
- Allen 22003
- Ascension 22005
- Assumption 22007
- Avoyelles 22009
- Beauregard 22011
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- Claiborne 22027
- Concordia 22029
- De Soto 22031
- East Baton Rouge 22033
- East Carroll 22035
- East Feliciana 22037
- Evangeline 22039
- Franklin 22041
- Grant 22043
- Iberia 22045
- Iberville 22047
- Jackson 22049
- Jefferson 22051
- Jefferson Davis 22053
- Lafayette 22055
- Lafourche 22057
- LaSalle 22059
- Lincoln 22061
- Livingston 22063
- Madison 22065
- Morehouse 22067
- Natchitoches 22069
- Orleans 22071
- Ouachita 22073
- Plaquemines 22075
- Pointe Coupee 22077
- Rapides 22079
- Red River 22081
- Richland 22083
- Sabine 22085
- St. Bernard 22087
- St. Charles 22089
- St. Helena 22091
- St. James 22093
- St. John the Baptist 22095
- St. Landry 22097
- St. Martin 22099
- St. Mary 22101
- St. Tammany 22103
- Tangipahoa 22105
- Terrebonne 22109
- Union 22111
- Vermilion 22113
- Vernon 22115
- Washington 22117
- Webster 22119
- West Baton Rouge 22121
- West Carroll 22123
- West Feliciana 22125
- Winn 22127
Maine view state ↗ 1 N ▾
Massachusetts view state ↗ 6 N ▾
Mississippi view state ↗ 25 N ▾
- Amite 28005
- Carroll 28015
- Clarke 28023
- Coahoma 28027
- Covington 28031
- DeSoto 28033
- Forrest 28035
- George 28039
- Harrison 28047
- Issaquena 28055
- Jasper 28061
- Lafayette 28071
- Lauderdale 28075
- Leake 28079
- Leflore 28083
- Madison 28089
- Neshoba 28099
- Newton 28101
- Perry 28111
- Pontotoc 28115
- Rankin 28121
- Scott 28123
- Tishomingo 28141
- Washington 28151
- Wayne 28153
New Hampshire view state ↗ 2 N ▾
New Jersey view state ↗ 15 N ▾
New York view state ↗ 20 N ▾
North Carolina view state ↗ 58 N ▾
- Beaufort 37013
- Bertie 37015
- Bladen 37017
- Brunswick 37019
- Camden 37029
- Carteret 37031
- Caswell 37033
- Catawba 37035
- Chatham 37037
- Chowan 37041
- Clay 37043
- Columbus 37047
- Craven 37049
- Cumberland 37051
- Currituck 37053
- Dare 37055
- Davie 37059
- Duplin 37061
- Durham 37063
- Edgecombe 37065
- Gaston 37071
- Gates 37073
- Granville 37077
- Greene 37079
- Harnett 37085
- Haywood 37087
- Hertford 37091
- Hyde 37095
- Iredell 37097
- Johnston 37101
- Lee 37105
- Lenoir 37107
- Martin 37117
- Nash 37127
- New Hanover 37129
- Northampton 37131
- Onslow 37133
- Orange 37135
- Pamlico 37137
- Pasquotank 37139
- Pender 37141
- Perquimans 37143
- Person 37145
- Pitt 37147
- Polk 37149
- Randolph 37151
- Richmond 37153
- Robeson 37155
- Rowan 37159
- Sampson 37163
- Scotland 37165
- Stanly 37167
- Tyrrell 37177
- Vance 37181
- Wake 37183
- Warren 37185
- Washington 37187
- Wilson 37195
Pennsylvania view state ↗ 17 N ▾
Rhode Island view state ↗ 1 N ▾
Vermont view state ↗ 1 N ▾
Virginia view state ↗ 68 N ▾
- Accomack 51001
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Appomattox 51011
- Arlington 51013
- Augusta 51015
- Bath 51017
- Bedford 51019
- Brunswick 51025
- Buckingham 51029
- Caroline 51033
- Charles City 51036
- Chesapeake (city) 51550
- Chesterfield 51041
- Clarke 51043
- Culpeper 51047
- Cumberland 51049
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fauquier 51061
- Fluvanna 51065
- Gloucester 51073
- Goochland 51075
- 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 George 51099
- King William 51101
- Lancaster 51103
- Lee 51105
- Loudoun 51107
- Lunenburg 51111
- Mecklenburg 51117
- Middlesex 51119
- Nelson 51125
- Newport News (city) 51700
- Northampton 51131
- Orange 51137
- Page 51139
- Pittsylvania 51143
- Powhatan 51145
- Prince Edward 51147
- Prince William 51153
- Rappahannock 51157
- Richmond 51159
- Rockbridge 51163
- Russell 51167
- Scott 51169
- Shenandoah 51171
- Southampton 51175
- Spotsylvania 51177
- Stafford 51179
- Suffolk (city) 51800
- Sussex 51183
- Tazewell 51185
- Virginia Beach (city) 51810
- Warren 51187
- Westmoreland 51193
- York 51199
West Virginia view state ↗ 5 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/SPOB ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2703349 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T05:45:41Z