Index / Search / Digitaria ischaemum
§1 Plant
Digitaria ischaemum (Schreb.) Schreb. ex Muhl.
vernacular smooth crabgrass — species · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Annual
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Digitaria
§2a
Native status, by region
- CAN Canada Introduced
- L48 Lower 48 States Introduced
- PR Puerto Rico Introduced
- VI U.S. Virgin Islands Introduced
§2b
County-level range
· 1,061 counties across 47 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 1,061 counties across 47 states/territories.
Alabama view state ↗ 4 I ▾
Arizona view state ↗ 3 I ▾
Arkansas view state ↗ 43 I ▾
- Ashley 05003
- Baxter 05005
- Benton 05007
- Bradley 05011
- Carroll 05015
- Cleburne 05023
- Cleveland 05025
- Conway 05029
- Craighead 05031
- Crawford 05033
- Desha 05041
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Fulton 05049
- Garland 05051
- Grant 05053
- Greene 05055
- Hempstead 05057
- Hot Spring 05059
- Izard 05065
- Jackson 05067
- Jefferson 05069
- Lawrence 05075
- Little River 05081
- Logan 05083
- Madison 05087
- Marion 05089
- Nevada 05099
- Newton 05101
- Poinsett 05111
- Polk 05113
- Pope 05115
- Saline 05125
- Scott 05127
- Searcy 05129
- St. Francis 05123
- Stone 05137
- Union 05139
- Washington 05143
- White 05145
- Woodruff 05147
- Yell 05149
California view state ↗ 19 I ▾
Colorado view state ↗ 3 I ▾
Delaware view state ↗ 1 I ▾
District of Columbia view state ↗ 1 I ▾
Florida view state ↗ 2 I ▾
Georgia view state ↗ 17 I ▾
Illinois view state ↗ 85 I ▾
- Adams 17001
- Alexander 17003
- Bond 17005
- Boone 17007
- Brown 17009
- Carroll 17015
- Cass 17017
- Champaign 17019
- Christian 17021
- Clark 17023
- Clay 17025
- Clinton 17027
- Coles 17029
- Cook 17031
- Crawford 17033
- Cumberland 17035
- DeKalb 17037
- Douglas 17041
- DuPage 17043
- Edgar 17045
- Edwards 17047
- Effingham 17049
- Fayette 17051
- Ford 17053
- Franklin 17055
- Fulton 17057
- Gallatin 17059
- Greene 17061
- Grundy 17063
- Hamilton 17065
- Hancock 17067
- Hardin 17069
- Henderson 17071
- Henry 17073
- Iroquois 17075
- Jackson 17077
- Jasper 17079
- Jefferson 17081
- Jo Daviess 17085
- Johnson 17087
- Kane 17089
- Kankakee 17091
- Kendall 17093
- Knox 17095
- Lake 17097
- LaSalle 17099
- Lawrence 17101
- Lee 17103
- Livingston 17105
- Logan 17107
- Macon 17115
- Macoupin 17117
- Marion 17121
- Mason 17125
- Massac 17127
- McDonough 17109
- McHenry 17111
- Menard 17129
- Mercer 17131
- Monroe 17133
- Montgomery 17135
- Ogle 17141
- Peoria 17143
- Perry 17145
- Piatt 17147
- Pike 17149
- Pope 17151
- Putnam 17155
- Randolph 17157
- Richland 17159
- Rock Island 17161
- Saline 17165
- Sangamon 17167
- St. Clair 17163
- Stark 17175
- Union 17181
- Vermilion 17183
- Wabash 17185
- Warren 17187
- Washington 17189
- White 17193
- Whiteside 17195
- Will 17197
- Williamson 17199
- Winnebago 17201
Indiana view state ↗ 57 I ▾
- Bartholomew 18005
- Blackford 18009
- Boone 18011
- Brown 18013
- Carroll 18015
- Cass 18017
- Clark 18019
- Clay 18021
- Crawford 18025
- Daviess 18027
- Dubois 18037
- Fountain 18045
- Fulton 18049
- Gibson 18051
- Greene 18055
- Hamilton 18057
- Harrison 18061
- Hendricks 18063
- Jackson 18071
- Jasper 18073
- Jefferson 18077
- Jennings 18079
- Johnson 18081
- Knox 18083
- Kosciusko 18085
- Lagrange 18087
- Lake 18089
- LaPorte 18091
- Lawrence 18093
- Marion 18097
- Monroe 18105
- Montgomery 18107
- Morgan 18109
- Newton 18111
- Noble 18113
- Orange 18117
- Owen 18119
- Parke 18121
- Perry 18123
- Porter 18127
- Posey 18129
- Pulaski 18131
- Ripley 18137
- Rush 18139
- Spencer 18147
- St. Joseph 18141
- Sullivan 18153
- Switzerland 18155
- Tippecanoe 18157
- Union 18161
- Vigo 18167
- Wabash 18169
- Warrick 18173
- Washington 18175
- Wayne 18177
- Wells 18179
- White 18181
Iowa view state ↗ 35 I ▾
- Adair 19001
- Audubon 19009
- Boone 19015
- Carroll 19027
- Cherokee 19035
- Clarke 19039
- Clay 19041
- Crawford 19047
- Emmet 19063
- Fremont 19071
- Greene 19073
- Hancock 19081
- Harrison 19085
- Humboldt 19091
- Jackson 19097
- Jasper 19099
- Madison 19121
- Monona 19133
- O'Brien 19141
- Osceola 19143
- Palo Alto 19147
- Plymouth 19149
- Polk 19153
- Poweshiek 19157
- Ringgold 19159
- Sac 19161
- Sioux 19167
- Story 19169
- Union 19175
- Warren 19181
- Wayne 19185
- Webster 19187
- Winnebago 19189
- Woodbury 19193
- Wright 19197
Kansas view state ↗ 51 I ▾
- Allen 20001
- Anderson 20003
- Atchison 20005
- Barber 20007
- Barton 20009
- Bourbon 20011
- Brown 20013
- Chase 20017
- Chautauqua 20019
- Cherokee 20021
- Clay 20027
- Cloud 20029
- Coffey 20031
- Cowley 20035
- Crawford 20037
- Dickinson 20041
- Doniphan 20043
- Douglas 20045
- Elk 20049
- Ellsworth 20053
- Franklin 20059
- Geary 20061
- Gray 20069
- Greenwood 20073
- Harvey 20079
- Jackson 20085
- Jefferson 20087
- Johnson 20091
- Kingman 20095
- Labette 20099
- Leavenworth 20103
- Linn 20107
- Lyon 20111
- Marion 20115
- McPherson 20113
- Miami 20121
- Montgomery 20125
- Morris 20127
- Nemaha 20131
- Neosho 20133
- Osage 20139
- Ottawa 20143
- Pottawatomie 20149
- Riley 20161
- Saline 20169
- Shawnee 20177
- Wabaunsee 20197
- Washington 20201
- Wilson 20205
- Woodson 20207
- Wyandotte 20209
Kentucky view state ↗ 58 I ▾
- Anderson 21005
- Ballard 21007
- Barren 21009
- Bell 21013
- Boone 21015
- Bracken 21023
- Breathitt 21025
- Bullitt 21029
- Caldwell 21033
- Calloway 21035
- Campbell 21037
- Carlisle 21039
- Christian 21047
- Clark 21049
- Clay 21051
- Clinton 21053
- Estill 21065
- Fayette 21067
- Fleming 21069
- Franklin 21073
- Hardin 21093
- Harlan 21095
- Harrison 21097
- Henry 21103
- Hickman 21105
- Jackson 21109
- Jefferson 21111
- Jessamine 21113
- Kenton 21117
- Larue 21123
- Laurel 21125
- Lawrence 21127
- Lee 21129
- Lewis 21135
- Lincoln 21137
- Logan 21141
- Lyon 21143
- Madison 21151
- Marion 21155
- Marshall 21157
- McCracken 21145
- McCreary 21147
- Meade 21163
- Menifee 21165
- Mercer 21167
- Montgomery 21173
- Muhlenberg 21177
- Ohio 21183
- Owen 21187
- Perry 21193
- Powell 21197
- Pulaski 21199
- Rockcastle 21203
- Rowan 21205
- Todd 21219
- Trigg 21221
- Wolfe 21237
- Woodford 21239
Louisiana view state ↗ 45 I ▾
- Acadia 22001
- Allen 22003
- Avoyelles 22009
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Claiborne 22027
- De Soto 22031
- East Baton Rouge 22033
- East Carroll 22035
- East Feliciana 22037
- Evangeline 22039
- Franklin 22041
- Grant 22043
- Jackson 22049
- Jefferson 22051
- Jefferson Davis 22053
- Lafayette 22055
- LaSalle 22059
- Lincoln 22061
- Livingston 22063
- Madison 22065
- Morehouse 22067
- Natchitoches 22069
- Orleans 22071
- Ouachita 22073
- Rapides 22079
- Red River 22081
- Richland 22083
- Sabine 22085
- St. Charles 22089
- St. Helena 22091
- St. John the Baptist 22095
- St. Martin 22099
- St. Mary 22101
- Tangipahoa 22105
- Union 22111
- Vermilion 22113
- Vernon 22115
- Washington 22117
- West Carroll 22123
- West Feliciana 22125
- Winn 22127
Maine view state ↗ 14 I ▾
Maryland view state ↗ 2 I ▾
Massachusetts view state ↗ 14 I ▾
Michigan view state ↗ 26 I ▾
- Arenac 26011
- Baraga 26013
- Bay 26017
- Berrien 26021
- Cass 26027
- Dickinson 26043
- Emmet 26047
- Gogebic 26053
- Grand Traverse 26055
- Houghton 26061
- Ingham 26065
- Kalamazoo 26077
- Kent 26081
- Leelanau 26089
- Livingston 26093
- Macomb 26099
- Menominee 26109
- Monroe 26115
- Newaygo 26123
- Oakland 26125
- Roscommon 26143
- St. Clair 26147
- St. Joseph 26149
- Van Buren 26159
- Washtenaw 26161
- Wayne 26163
Minnesota view state ↗ 43 I ▾
- Anoka 27003
- Becker 27005
- Benton 27009
- Blue Earth 27013
- Carlton 27017
- Cass 27021
- Chisago 27025
- Clay 27027
- Clearwater 27029
- Crow Wing 27035
- Dakota 27037
- Dodge 27039
- Douglas 27041
- Faribault 27043
- Goodhue 27049
- Grant 27051
- Hennepin 27053
- Houston 27055
- Isanti 27059
- Itasca 27061
- Jackson 27063
- Kandiyohi 27067
- Le Sueur 27079
- McLeod 27085
- Morrison 27097
- Mower 27099
- Nicollet 27103
- Pine 27115
- Pipestone 27117
- Polk 27119
- Ramsey 27123
- Rice 27131
- Scott 27139
- Sherburne 27141
- St. Louis 27137
- Stearns 27145
- Steele 27147
- Todd 27153
- Wabasha 27157
- Waseca 27161
- Washington 27163
- Wilkin 27167
- Wright 27171
Mississippi view state ↗ 14 I ▾
Missouri view state ↗ 68 I ▾
- Adair 29001
- Barry 29009
- Barton 29011
- Benton 29015
- Boone 29019
- Butler 29023
- Callaway 29027
- Cape Girardeau 29031
- Carroll 29033
- Cass 29037
- Chariton 29041
- Christian 29043
- Clay 29047
- Cooper 29053
- Crawford 29055
- Dade 29057
- Dent 29065
- Dunklin 29069
- Franklin 29071
- Gasconade 29073
- Grundy 29079
- Henry 29083
- Howard 29089
- Howell 29091
- Iron 29093
- Jackson 29095
- Jasper 29097
- Jefferson 29099
- Johnson 29101
- Lafayette 29107
- Lawrence 29109
- Lewis 29111
- Lincoln 29113
- Linn 29115
- Macon 29121
- Marion 29127
- McDonald 29119
- Miller 29131
- Mississippi 29133
- Monroe 29137
- Montgomery 29139
- Newton 29145
- Oregon 29149
- Ozark 29153
- Perry 29157
- Pettis 29159
- Phelps 29161
- Pike 29163
- Platte 29165
- Pulaski 29169
- Putnam 29171
- Ralls 29173
- Randolph 29175
- Ray 29177
- Schuyler 29197
- Scotland 29199
- Shannon 29203
- St. Charles 29183
- St. Clair 29185
- St. Louis 29189
- Ste. Genevieve 29186
- Stone 29209
- Sullivan 29211
- Taney 29213
- Warren 29219
- Washington 29221
- Wayne 29223
- Wright 29229
Montana view state ↗ 7 I ▾
Nebraska view state ↗ 13 I ▾
Nevada view state ↗ 1 I ▾
New Hampshire view state ↗ 8 I ▾
New Jersey view state ↗ 15 I ▾
New Mexico view state ↗ 1 I ▾
New York view state ↗ 49 I ▾
- Albany 36001
- Bronx 36005
- Cattaraugus 36009
- Cayuga 36011
- Chemung 36015
- Chenango 36017
- Clinton 36019
- Columbia 36021
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Essex 36031
- Franklin 36033
- Fulton 36035
- Genesee 36037
- Herkimer 36043
- Jefferson 36045
- Kings 36047
- Madison 36053
- Monroe 36055
- Montgomery 36057
- Nassau 36059
- New York 36061
- Niagara 36063
- Oneida 36065
- Onondaga 36067
- Ontario 36069
- Orange 36071
- Orleans 36073
- Oswego 36075
- Putnam 36079
- Queens 36081
- Rensselaer 36083
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schuyler 36097
- Seneca 36099
- St. Lawrence 36089
- Suffolk 36103
- Sullivan 36105
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Washington 36115
- Wayne 36117
- Westchester 36119
- Yates 36123
North Carolina view state ↗ 34 I ▾
- Alamance 37001
- Anson 37007
- Ashe 37009
- Avery 37011
- Beaufort 37013
- Caldwell 37027
- Carteret 37031
- Catawba 37035
- Chatham 37037
- Columbus 37047
- Davie 37059
- Forsyth 37067
- Franklin 37069
- Graham 37075
- Granville 37077
- Guilford 37081
- Hyde 37095
- Jackson 37099
- Montgomery 37123
- Moore 37125
- Onslow 37133
- Orange 37135
- Pasquotank 37139
- Person 37145
- Pitt 37147
- Polk 37149
- Randolph 37151
- Richmond 37153
- Robeson 37155
- Rockingham 37157
- Surry 37171
- Wake 37183
- Wayne 37191
- Yadkin 37197
North Dakota view state ↗ 10 I ▾
Ohio view state ↗ 12 I ▾
Oklahoma view state ↗ 7 I ▾
Oregon view state ↗ 10 I ▾
Pennsylvania view state ↗ 57 I ▾
- Adams 42001
- Allegheny 42003
- Armstrong 42005
- Beaver 42007
- Bedford 42009
- Berks 42011
- Blair 42013
- Bradford 42015
- Bucks 42017
- Butler 42019
- Cameron 42023
- Carbon 42025
- Centre 42027
- Chester 42029
- Clarion 42031
- Clearfield 42033
- Clinton 42035
- Columbia 42037
- Cumberland 42041
- Dauphin 42043
- Delaware 42045
- Elk 42047
- Erie 42049
- Fayette 42051
- Franklin 42055
- Fulton 42057
- Huntingdon 42061
- Jefferson 42065
- Juniata 42067
- Lackawanna 42069
- Lancaster 42071
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Lycoming 42081
- McKean 42083
- Mercer 42085
- Mifflin 42087
- Monroe 42089
- Montgomery 42091
- Northampton 42095
- Perry 42099
- Philadelphia 42101
- Pike 42103
- Potter 42105
- Schuylkill 42107
- Snyder 42109
- Somerset 42111
- Sullivan 42113
- Tioga 42117
- Union 42119
- Venango 42121
- Warren 42123
- Washington 42125
- Westmoreland 42129
- Wyoming 42131
- York 42133
Rhode Island view state ↗ 1 I ▾
South Carolina view state ↗ 5 I ▾
South Dakota view state ↗ 3 I ▾
Tennessee view state ↗ 43 I ▾
- Blount 47009
- Bradley 47011
- Campbell 47013
- Carter 47019
- Cheatham 47021
- Clay 47027
- Coffee 47031
- Cumberland 47035
- Davidson 47037
- Dickson 47043
- Franklin 47051
- Grainger 47057
- Grundy 47061
- Hardeman 47069
- Hardin 47071
- Haywood 47075
- Henry 47079
- Hickman 47081
- Jackson 47087
- Knox 47093
- Lauderdale 47097
- Lawrence 47099
- Lincoln 47103
- Madison 47113
- Marion 47115
- Marshall 47117
- Maury 47119
- Monroe 47123
- Montgomery 47125
- Morgan 47129
- Obion 47131
- Overton 47133
- Polk 47139
- Putnam 47141
- Roane 47145
- Rutherford 47149
- Sevier 47155
- Shelby 47157
- Stewart 47161
- Unicoi 47171
- Van Buren 47175
- Washington 47179
- Wilson 47189
Texas view state ↗ 11 I ▾
Utah view state ↗ 3 I ▾
Vermont view state ↗ 11 I ▾
Virginia view state ↗ 80 I ▾
- Accomack 51001
- Albemarle 51003
- Amelia 51007
- Amherst 51009
- Appomattox 51011
- Arlington 51013
- Augusta 51015
- Bland 51021
- Botetourt 51023
- Brunswick 51025
- Buckingham 51029
- Caroline 51033
- Charles City 51036
- Charlotte 51037
- Chesapeake (city) 51550
- Clarke 51043
- Craig 51045
- Culpeper 51047
- Cumberland 51049
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fauquier 51061
- Fluvanna 51065
- Franklin 51067
- Gloucester 51073
- Goochland 51075
- Grayson 51077
- Greensville 51081
- 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
- Mathews 51115
- Middlesex 51119
- Montgomery 51121
- Nelson 51125
- New Kent 51127
- Newport News (city) 51700
- Northampton 51131
- Northumberland 51133
- 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
- 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
- Westmoreland 51193
- Wise 51195
- York 51199
Washington view state ↗ 12 I ▾
Wisconsin view state ↗ 56 I ▾
- Adams 55001
- Barron 55005
- Bayfield 55007
- Brown 55009
- Buffalo 55011
- Burnett 55013
- Clark 55019
- Columbia 55021
- Crawford 55023
- Dane 55025
- Douglas 55031
- Eau Claire 55035
- Florence 55037
- Forest 55041
- Grant 55043
- Green 55045
- Green Lake 55047
- Iowa 55049
- Jackson 55053
- Jefferson 55055
- Kenosha 55059
- Kewaunee 55061
- La Crosse 55063
- Lafayette 55065
- Lincoln 55069
- Manitowoc 55071
- Marathon 55073
- Marinette 55075
- Marquette 55077
- Menominee 55078
- Milwaukee 55079
- Oconto 55083
- Oneida 55085
- Outagamie 55087
- Pepin 55091
- Pierce 55093
- Polk 55095
- Portage 55097
- Price 55099
- Racine 55101
- Richland 55103
- Rock 55105
- Rusk 55107
- Sauk 55111
- Sawyer 55113
- Shawano 55115
- Sheboygan 55117
- St. Croix 55109
- Vernon 55123
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Waukesha 55133
- Waushara 55137
- Winnebago 55139
- Wood 55141
Wyoming view state ↗ 2 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/DIIS ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5290003 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z