Index / Search / Helianthus giganteus
§1 Plant
Helianthus giganteus L.
vernacular giant sunflower — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Helianthus
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 424 counties across 22 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 424 counties across 22 states/territories.
Alabama view state ↗ 1 N ▾
Delaware view state ↗ 2 N ▾
District of Columbia view state ↗ 1 N ▾
Illinois view state ↗ 7 N ▾
Indiana view state ↗ 32 N ▾
- Allen 18003
- Cass 18017
- Elkhart 18039
- Floyd 18043
- Fulton 18049
- Greene 18055
- Hamilton 18057
- Henry 18065
- Howard 18067
- Huntington 18069
- Jasper 18073
- Kosciusko 18085
- Lagrange 18087
- Lake 18089
- LaPorte 18091
- Lawrence 18093
- Madison 18095
- Marion 18097
- Marshall 18099
- Miami 18103
- Montgomery 18107
- Morgan 18109
- Newton 18111
- Noble 18113
- Porter 18127
- Pulaski 18131
- Randolph 18135
- St. Joseph 18141
- Starke 18149
- Steuben 18151
- Wayne 18177
- White 18181
Kentucky view state ↗ 17 N ▾
Maine view state ↗ 2 N ▾
Massachusetts view state ↗ 1 N ▾
Michigan view state ↗ 39 N ▾
- Allegan 26005
- Arenac 26011
- Barry 26015
- Bay 26017
- Berrien 26021
- Calhoun 26025
- Cass 26027
- Clinton 26037
- Delta 26041
- Dickinson 26043
- Genesee 26049
- Gratiot 26057
- Hillsdale 26059
- Huron 26063
- Ingham 26065
- Jackson 26075
- Kalamazoo 26077
- Kent 26081
- Keweenaw 26083
- Lapeer 26087
- Leelanau 26089
- Lenawee 26091
- Livingston 26093
- Macomb 26099
- Menominee 26109
- Midland 26111
- Monroe 26115
- Montcalm 26117
- Muskegon 26121
- Newaygo 26123
- Oakland 26125
- Ontonagon 26131
- Ottawa 26139
- St. Clair 26147
- St. Joseph 26149
- Tuscola 26157
- Van Buren 26159
- Washtenaw 26161
- Wayne 26163
Minnesota view state ↗ 45 N ▾
- Aitkin 27001
- Anoka 27003
- Becker 27005
- Beltrami 27007
- Benton 27009
- Carlton 27017
- Carver 27019
- Cass 27021
- Chisago 27025
- Clay 27027
- Clearwater 27029
- Cook 27031
- Crow Wing 27035
- Dakota 27037
- Dodge 27039
- Douglas 27041
- Goodhue 27049
- Hennepin 27053
- Hubbard 27057
- Itasca 27061
- Kandiyohi 27067
- Lake 27075
- Lake of the Woods 27077
- Lyon 27083
- Mahnomen 27087
- Marshall 27089
- Mille Lacs 27095
- Morrison 27097
- Nicollet 27103
- Otter Tail 27111
- Pine 27115
- Pipestone 27117
- Polk 27119
- Pope 27121
- Ramsey 27123
- Roseau 27135
- Scott 27139
- Sherburne 27141
- St. Louis 27137
- Stearns 27145
- Wadena 27159
- Washington 27163
- Wilkin 27167
- Wright 27171
- Yellow Medicine 27173
Mississippi view state ↗ 1 N ▾
New Jersey view state ↗ 18 N ▾
New York view state ↗ 14 N ▾
North Carolina view state ↗ 27 N ▾
- Alleghany 37005
- Ashe 37009
- Avery 37011
- Bertie 37015
- Burke 37023
- Cherokee 37039
- Davidson 37057
- Durham 37063
- Franklin 37069
- Gates 37073
- Granville 37077
- Guilford 37081
- Halifax 37083
- Haywood 37087
- Henderson 37089
- Lincoln 37109
- Mecklenburg 37119
- Northampton 37131
- Orange 37135
- Person 37145
- Stanly 37167
- Transylvania 37175
- Vance 37181
- Wake 37183
- Warren 37185
- Watauga 37189
- Yancey 37199
Ohio view state ↗ 40 N ▾
- Adams 39001
- Allen 39003
- Ashland 39005
- Champaign 39021
- Clark 39023
- Crawford 39033
- Cuyahoga 39035
- Erie 39043
- Fairfield 39045
- Franklin 39049
- Fulton 39051
- Gallia 39053
- Geauga 39055
- Hancock 39063
- Henry 39069
- Holmes 39075
- Huron 39077
- Jackson 39079
- Jefferson 39081
- Knox 39083
- Lucas 39095
- Mahoning 39099
- Marion 39101
- Muskingum 39119
- Ottawa 39123
- Perry 39127
- Pickaway 39129
- Pike 39131
- Portage 39133
- Richland 39139
- Sandusky 39143
- Scioto 39145
- Stark 39151
- Summit 39153
- Trumbull 39155
- Vinton 39163
- Washington 39167
- Wayne 39169
- Wood 39173
- Wyandot 39175
Pennsylvania view state ↗ 39 N ▾
- Adams 42001
- Allegheny 42003
- Armstrong 42005
- Beaver 42007
- Bedford 42009
- Berks 42011
- Bucks 42017
- Butler 42019
- Cambria 42021
- Carbon 42025
- Centre 42027
- Chester 42029
- Clearfield 42033
- Clinton 42035
- Columbia 42037
- Cumberland 42041
- Dauphin 42043
- Delaware 42045
- Elk 42047
- Fayette 42051
- Fulton 42057
- Huntingdon 42061
- Lancaster 42071
- Lawrence 42073
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Mercer 42085
- Monroe 42089
- Montgomery 42091
- Northampton 42095
- Perry 42099
- Philadelphia 42101
- Schuylkill 42107
- Snyder 42109
- Somerset 42111
- Warren 42123
- Westmoreland 42129
- York 42133
South Carolina view state ↗ 2 N ▾
Tennessee view state ↗ 5 N ▾
Vermont view state ↗ 2 N ▾
Virginia view state ↗ 56 N ▾
- Accomack 51001
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Appomattox 51011
- Arlington 51013
- Augusta 51015
- Bath 51017
- Bland 51021
- Botetourt 51023
- Brunswick 51025
- Buckingham 51029
- Carroll 51035
- Charles City 51036
- Charlotte 51037
- Craig 51045
- Culpeper 51047
- Cumberland 51049
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fauquier 51061
- Floyd 51063
- Giles 51071
- Grayson 51077
- Halifax 51083
- Henrico 51087
- Highland 51091
- Isle of Wight 51093
- James City 51095
- Lee 51105
- Loudoun 51107
- Louisa 51109
- Lunenburg 51111
- Madison 51113
- Mathews 51115
- Mecklenburg 51117
- Nelson 51125
- Northampton 51131
- Nottoway 51135
- Page 51139
- Pittsylvania 51143
- Prince Edward 51147
- Prince William 51153
- Pulaski 51155
- Rockbridge 51163
- Rockingham 51165
- Scott 51169
- Smyth 51173
- Southampton 51175
- Spotsylvania 51177
- Stafford 51179
- Sussex 51183
- Warren 51187
- Washington 51191
- Wise 51195
West Virginia view state ↗ 16 N ▾
Wisconsin view state ↗ 57 N ▾
- Adams 55001
- Ashland 55003
- Barron 55005
- Bayfield 55007
- Brown 55009
- Buffalo 55011
- Burnett 55013
- Calumet 55015
- Chippewa 55017
- Clark 55019
- Columbia 55021
- Dane 55025
- Douglas 55031
- Dunn 55033
- Eau Claire 55035
- Florence 55037
- Fond du Lac 55039
- Forest 55041
- Green 55045
- Iron 55051
- Jackson 55053
- La Crosse 55063
- Langlade 55067
- Lincoln 55069
- Manitowoc 55071
- Marathon 55073
- Marinette 55075
- Marquette 55077
- Menominee 55078
- Milwaukee 55079
- Monroe 55081
- Oconto 55083
- Oneida 55085
- Outagamie 55087
- Ozaukee 55089
- Polk 55095
- Portage 55097
- Price 55099
- Racine 55101
- Richland 55103
- Rusk 55107
- Sauk 55111
- Sawyer 55113
- Shawano 55115
- Sheboygan 55117
- St. Croix 55109
- Trempealeau 55121
- Vernon 55123
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Washington 55131
- Waukesha 55133
- Waupaca 55135
- Waushara 55137
- Winnebago 55139
- Wood 55141
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/HEGI ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/3119240 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T12:30:10Z