Index / Search / Carex trisperma
§1 Plant
Carex trisperma Dewey
vernacular threeseeded sedge — species · Cyperaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Cyperaceae Juss.
- Genus
- Carex
§2a
Native status, by region
- CAN Canada Native
- GL Greenland Native
- L48 Lower 48 States Native
- SPM St. Pierre & Miquelon Native
§2b
County-level range
· 310 counties across 19 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- None
- Shade
- Low
- Moisture use
- High
- Fire
- High
- Salinity
- None
- Anaerobic
- High
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -33 °F minimum
- Frost-free days
- 85 min.
- Precipitation
- 32–55 in/yr
- pH range
- 4.5–6.8
- Root depth
- 8 in min.
- Fertility need
- Low
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 1.9 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
- Late Spring
- Seed abundance
- Low
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- No
- Propagation
- seed, bare root, sprigs
§3e
Use & availability
- Commercial availability
- No Known Source
- 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 310 counties across 19 states/territories.
Delaware view state ↗ 1 N ▾
Illinois view state ↗ 1 N ▾
Indiana view state ↗ 9 N ▾
Maine view state ↗ 15 N ▾
Maryland view state ↗ 1 N ▾
Massachusetts view state ↗ 12 N ▾
Michigan view state ↗ 55 N ▾
- Alcona 26001
- Alger 26003
- Allegan 26005
- Alpena 26007
- Arenac 26011
- Baraga 26013
- Barry 26015
- Bay 26017
- Berrien 26021
- Calhoun 26025
- Cass 26027
- Charlevoix 26029
- Cheboygan 26031
- Chippewa 26033
- Crawford 26039
- Delta 26041
- Dickinson 26043
- Emmet 26047
- Genesee 26049
- Gogebic 26053
- Grand Traverse 26055
- Houghton 26061
- Ingham 26065
- Ionia 26067
- Iron 26071
- Kalamazoo 26077
- Kalkaska 26079
- Kent 26081
- Keweenaw 26083
- Leelanau 26089
- Livingston 26093
- Luce 26095
- Mackinac 26097
- Macomb 26099
- Manistee 26101
- Marquette 26103
- Menominee 26109
- Midland 26111
- Montcalm 26117
- Montmorency 26119
- Muskegon 26121
- Newaygo 26123
- Oakland 26125
- Oceana 26127
- Ontonagon 26131
- Oscoda 26135
- Ottawa 26139
- Presque Isle 26141
- Roscommon 26143
- Schoolcraft 26153
- St. Clair 26147
- St. Joseph 26149
- Tuscola 26157
- Van Buren 26159
- Washtenaw 26161
Minnesota view state ↗ 28 N ▾
- Aitkin 27001
- Anoka 27003
- Beltrami 27007
- Carlton 27017
- Cass 27021
- Chisago 27025
- Clearwater 27029
- Cook 27031
- Dakota 27037
- Douglas 27041
- Hennepin 27053
- Hubbard 27057
- Isanti 27059
- Itasca 27061
- Kanabec 27065
- Koochiching 27071
- Lake 27075
- Lake of the Woods 27077
- Mahnomen 27087
- Marshall 27089
- Morrison 27097
- Pine 27115
- Polk 27119
- Sherburne 27141
- St. Louis 27137
- Washington 27163
- Winona 27169
- Wright 27171
New Hampshire view state ↗ 10 N ▾
New Jersey view state ↗ 14 N ▾
New York view state ↗ 37 N ▾
- Albany 36001
- Bronx 36005
- Cattaraugus 36009
- Chautauqua 36013
- Chemung 36015
- Chenango 36017
- Columbia 36021
- Cortland 36023
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Essex 36031
- Franklin 36033
- Fulton 36035
- Greene 36039
- Hamilton 36041
- Jefferson 36045
- Lewis 36049
- Madison 36053
- Monroe 36055
- Oneida 36065
- Onondaga 36067
- Orange 36071
- Oswego 36075
- Otsego 36077
- Rensselaer 36083
- Seneca 36099
- St. Lawrence 36089
- Steuben 36101
- Suffolk 36103
- Sullivan 36105
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Wayne 36117
- Wyoming 36121
North Carolina view state ↗ 1 N ▾
Ohio view state ↗ 9 N ▾
Pennsylvania view state ↗ 41 N ▾
- Bedford 42009
- Berks 42011
- Blair 42013
- Bradford 42015
- Cambria 42021
- Carbon 42025
- Centre 42027
- Clearfield 42033
- Clinton 42035
- Columbia 42037
- Crawford 42039
- Dauphin 42043
- Elk 42047
- Erie 42049
- Fayette 42051
- Franklin 42055
- Huntingdon 42061
- Jefferson 42065
- Lackawanna 42069
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Lycoming 42081
- McKean 42083
- Mercer 42085
- Mifflin 42087
- Monroe 42089
- Northampton 42095
- Philadelphia 42101
- Pike 42103
- Potter 42105
- Schuylkill 42107
- Somerset 42111
- Sullivan 42113
- Susquehanna 42115
- Tioga 42117
- Venango 42121
- Warren 42123
- Wayne 42127
- Westmoreland 42129
- Wyoming 42131
Rhode Island view state ↗ 2 N ▾
Vermont view state ↗ 13 N ▾
Virginia view state ↗ 7 N ▾
West Virginia view state ↗ 8 N ▾
Wisconsin view state ↗ 46 N ▾
- Adams 55001
- Ashland 55003
- Barron 55005
- Bayfield 55007
- Brown 55009
- Chippewa 55017
- Columbia 55021
- Door 55029
- Douglas 55031
- Eau Claire 55035
- Florence 55037
- Fond du Lac 55039
- Forest 55041
- Iron 55051
- Jackson 55053
- Jefferson 55055
- Kenosha 55059
- Langlade 55067
- Lincoln 55069
- Manitowoc 55071
- Marathon 55073
- Marinette 55075
- Marquette 55077
- Menominee 55078
- Oconto 55083
- Oneida 55085
- Polk 55095
- Portage 55097
- Price 55099
- Racine 55101
- Rock 55105
- Rusk 55107
- Sauk 55111
- Sawyer 55113
- Shawano 55115
- Sheboygan 55117
- Taylor 55119
- Trempealeau 55121
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Washington 55131
- Waukesha 55133
- Waupaca 55135
- Waushara 55137
- Wood 55141
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/CATR10 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2725572 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T10:50:45Z