Index / Search / Tragopogon pratensis
§1 Plant
Tragopogon pratensis L.
vernacular Jack-go-to-bed-at-noon — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Biennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Tragopogon
§2a
Native status, by region
- CAN Canada Introduced
- L48 Lower 48 States Introduced
§2b
County-level range
· 501 counties across 30 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Medium
- Shade
- Medium
- Moisture use
- Medium
- Fire
- Low
- Salinity
- None
- Anaerobic
- None
- CaCO₃
- High
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -33 °F minimum
- Frost-free days
- 105 min.
- Precipitation
- 14–55 in/yr
- pH range
- 5.2–8
- Root depth
- 10 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium
§3c
Form & growth
- Growth form
- Single Crown
- Growth rate
- Rapid
- Lifespan
- Short
- Mature height
- 4 ft
- Foliage texture
- Coarse
- Foliage colour
- Green
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- White
- Fruit colour
- Brown
- 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
- Rapid
- Stratify
- No
- Seeds / lb
- 30,000
- Propagation
- seed
§3e
Use & availability
- Commercial availability
- No Known Source
- Nursery stock
- No
- Palatable, human
- Yes
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 501 counties across 30 states/territories.
Arizona view state ↗ 4 I ▾
California view state ↗ 9 I ▾
Colorado view state ↗ 10 I ▾
Idaho view state ↗ 14 I ▾
Illinois view state ↗ 52 I ▾
- Boone 17007
- Calhoun 17013
- Carroll 17015
- Cass 17017
- Champaign 17019
- Coles 17029
- Cook 17031
- De Witt 17039
- DeKalb 17037
- Douglas 17041
- DuPage 17043
- Edgar 17045
- Ford 17053
- Fulton 17057
- Greene 17061
- Grundy 17063
- Hamilton 17065
- Hancock 17067
- Henry 17073
- Iroquois 17075
- Jo Daviess 17085
- Kane 17089
- Kankakee 17091
- Kendall 17093
- Knox 17095
- Lake 17097
- LaSalle 17099
- Lee 17103
- Livingston 17105
- Logan 17107
- Macon 17115
- Madison 17119
- Mason 17125
- McDonough 17109
- McHenry 17111
- McLean 17113
- Monroe 17133
- Montgomery 17135
- Morgan 17137
- Ogle 17141
- Piatt 17147
- Pope 17151
- Putnam 17155
- Richland 17159
- Sangamon 17167
- Scott 17171
- St. Clair 17163
- Union 17181
- Vermilion 17183
- White 17193
- Will 17197
- Winnebago 17201
Indiana view state ↗ 33 I ▾
- Allen 18003
- Benton 18007
- Brown 18013
- Clinton 18023
- Delaware 18035
- Elkhart 18039
- Fayette 18041
- Floyd 18043
- Fountain 18045
- Fulton 18049
- Gibson 18051
- Hendricks 18063
- Henry 18065
- Howard 18067
- Jefferson 18077
- Johnson 18081
- Kosciusko 18085
- Lagrange 18087
- Lake 18089
- LaPorte 18091
- Lawrence 18093
- Madison 18095
- Marion 18097
- Montgomery 18107
- Newton 18111
- Noble 18113
- Rush 18139
- St. Joseph 18141
- Steuben 18151
- Tippecanoe 18157
- Tipton 18159
- Wabash 18169
- White 18181
Iowa view state ↗ 2 I ▾
Kentucky view state ↗ 11 I ▾
Maine view state ↗ 11 I ▾
Massachusetts view state ↗ 12 I ▾
Michigan view state ↗ 54 I ▾
- Alcona 26001
- Alger 26003
- Allegan 26005
- Alpena 26007
- Antrim 26009
- Arenac 26011
- Baraga 26013
- Bay 26017
- Benzie 26019
- Berrien 26021
- Branch 26023
- Charlevoix 26029
- Cheboygan 26031
- Chippewa 26033
- Clare 26035
- Clinton 26037
- Crawford 26039
- Delta 26041
- Emmet 26047
- Grand Traverse 26055
- Gratiot 26057
- Hillsdale 26059
- Houghton 26061
- Ingham 26065
- Ionia 26067
- Isabella 26073
- Jackson 26075
- Kalamazoo 26077
- Kent 26081
- Keweenaw 26083
- Leelanau 26089
- Lenawee 26091
- Luce 26095
- Mackinac 26097
- Macomb 26099
- Marquette 26103
- Mecosta 26107
- Menominee 26109
- Midland 26111
- Monroe 26115
- Montmorency 26119
- Muskegon 26121
- Oakland 26125
- Ontonagon 26131
- Oscoda 26135
- Otsego 26137
- Roscommon 26143
- Schoolcraft 26153
- St. Clair 26147
- St. Joseph 26149
- Tuscola 26157
- Van Buren 26159
- Washtenaw 26161
- Wayne 26163
Minnesota view state ↗ 17 I ▾
Missouri view state ↗ 5 I ▾
Montana view state ↗ 22 I ▾
- Beaverhead 30001
- Big Horn 30003
- Carbon 30009
- Carter 30011
- Chouteau 30015
- Deer Lodge 30023
- Flathead 30029
- Gallatin 30031
- Glacier 30035
- Judith Basin 30045
- Lake 30047
- Lewis and Clark 30049
- Madison 30057
- Meagher 30059
- Mineral 30061
- Missoula 30063
- Park 30067
- Phillips 30071
- Sweet Grass 30097
- Teton 30099
- Toole 30101
- Wheatland 30107
Nevada view state ↗ 4 I ▾
New Hampshire view state ↗ 8 I ▾
New Jersey view state ↗ 11 I ▾
New Mexico view state ↗ 18 I ▾
New York view state ↗ 40 I ▾
- Albany 36001
- Bronx 36005
- Chemung 36015
- Columbia 36021
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Essex 36031
- Genesee 36037
- Hamilton 36041
- Jefferson 36045
- Kings 36047
- Lewis 36049
- Livingston 36051
- Madison 36053
- Monroe 36055
- Nassau 36059
- New York 36061
- Niagara 36063
- Oneida 36065
- Onondaga 36067
- Ontario 36069
- Orange 36071
- Putnam 36079
- Queens 36081
- Rensselaer 36083
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schoharie 36095
- St. Lawrence 36089
- Suffolk 36103
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Washington 36115
- Wayne 36117
- Westchester 36119
- Wyoming 36121
Ohio view state ↗ 35 I ▾
- Allen 39003
- Ashtabula 39007
- Athens 39009
- Butler 39017
- Champaign 39021
- Clinton 39027
- Columbiana 39029
- Erie 39043
- Fairfield 39045
- Franklin 39049
- Fulton 39051
- Geauga 39055
- Highland 39071
- Huron 39077
- Jackson 39079
- Knox 39083
- Lake 39085
- Lawrence 39087
- Lorain 39093
- Lucas 39095
- Madison 39097
- Mahoning 39099
- Miami 39109
- Morgan 39115
- Ottawa 39123
- Portage 39133
- Putnam 39137
- Ross 39141
- Sandusky 39143
- Seneca 39147
- Stark 39151
- Trumbull 39155
- Tuscarawas 39157
- Wayne 39169
- Wood 39173
Oregon view state ↗ 15 I ▾
Pennsylvania view state ↗ 34 I ▾
- Allegheny 42003
- Bedford 42009
- Berks 42011
- Blair 42013
- Bradford 42015
- Bucks 42017
- Cambria 42021
- Centre 42027
- Chester 42029
- Crawford 42039
- Dauphin 42043
- Delaware 42045
- Erie 42049
- Huntingdon 42061
- Lackawanna 42069
- Lancaster 42071
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- McKean 42083
- Monroe 42089
- Montgomery 42091
- Northampton 42095
- Philadelphia 42101
- Pike 42103
- Potter 42105
- Schuylkill 42107
- Somerset 42111
- Sullivan 42113
- Susquehanna 42115
- Tioga 42117
- Venango 42121
- Warren 42123
- Wayne 42127
Rhode Island view state ↗ 3 I ▾
Vermont view state ↗ 13 I ▾
Virginia view state ↗ 13 I ▾
Washington view state ↗ 15 I ▾
West Virginia view state ↗ 14 I ▾
Wisconsin view state ↗ 12 I ▾
Wyoming view state ↗ 5 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/TRPR ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5386897 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z