Index / Search / Cyperus flavescens
§1 Plant
Cyperus flavescens L.
vernacular yellow flatsedge — species · Cyperaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Annual
- Group
- Monocot
- Family
- Cyperaceae Juss.
- Genus
- Cyperus
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
- PR Puerto Rico Native
§2b
County-level range
· 452 counties across 20 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- High
- Moisture use
- Medium
- Fire
- Low
- Salinity
- None
- Anaerobic
- Medium
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- 42 °F minimum
- Frost-free days
- 90 min.
- Precipitation
- 24–55 in/yr
- pH range
- 5–7
- Root depth
- 8 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium
§3c
Form & growth
- Growth form
- Bunch
- Growth rate
- Rapid
- Mature height
- 2 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Porous
- Porosity (winter)
- Porous
- Flower colour
- Red
- Fruit colour
- Black
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Summer
- Seed abundance
- Medium
- Seed begins
- Summer
- Seed ends
- Fall
- Spread rate
- Slow
- Stratify
- No
- Propagation
- sprigs
§3e
Use & availability
- Commercial availability
- No Known Source
- Nursery stock
- No
- Graze palatability
- Low
- Palatable, human
- No
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 452 counties across 20 states/territories.
Alabama view state ↗ 8 N ▾
Arkansas view state ↗ 18 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 36 N ▾
- Alachua 12001
- Bay 12005
- Brevard 12009
- Broward 12011
- Calhoun 12013
- Charlotte 12015
- Citrus 12017
- Clay 12019
- Collier 12021
- DeSoto 12027
- Duval 12031
- Escambia 12033
- Franklin 12037
- Glades 12043
- Gulf 12045
- Hernando 12053
- Highlands 12055
- Hillsborough 12057
- Lake 12069
- Lee 12071
- Levy 12075
- Liberty 12077
- Manatee 12081
- Marion 12083
- Martin 12085
- Miami-Dade 12086
- Okaloosa 12091
- Okeechobee 12093
- Orange 12095
- Osceola 12097
- Palm Beach 12099
- Pasco 12101
- Polk 12105
- Putnam 12107
- St. Lucie 12111
- Walton 12131
Georgia view state ↗ 13 N ▾
Illinois view state ↗ 15 N ▾
Indiana view state ↗ 24 N ▾
- Boone 18011
- Brown 18013
- Carroll 18015
- Cass 18017
- Clark 18019
- Crawford 18025
- Dearborn 18029
- Franklin 18047
- Gibson 18051
- Harrison 18061
- Henry 18065
- Howard 18067
- Jefferson 18077
- Jennings 18079
- Lawrence 18093
- Monroe 18105
- Parke 18121
- Perry 18123
- Porter 18127
- Posey 18129
- Putnam 18133
- Scott 18143
- St. Joseph 18141
- Wayne 18177
Kentucky view state ↗ 68 N ▾
- Adair 21001
- Ballard 21007
- Barren 21009
- Bath 21011
- Bell 21013
- Boone 21015
- Boyd 21019
- Breathitt 21025
- Bullitt 21029
- Campbell 21037
- Carter 21043
- Clark 21049
- Clay 21051
- Clinton 21053
- Edmonson 21061
- Estill 21065
- Fayette 21067
- Floyd 21071
- Fulton 21075
- Garrard 21079
- Graves 21083
- Grayson 21085
- Green 21087
- Greenup 21089
- Hardin 21093
- Harlan 21095
- Harrison 21097
- Henry 21103
- Hickman 21105
- Jackson 21109
- Jefferson 21111
- Johnson 21115
- Kenton 21117
- Knott 21119
- Knox 21121
- Laurel 21125
- Lawrence 21127
- Lee 21129
- Leslie 21131
- Lewis 21135
- Lincoln 21137
- Madison 21151
- Magoffin 21153
- Marion 21155
- Martin 21159
- Mason 21161
- McCreary 21147
- Meade 21163
- Menifee 21165
- Montgomery 21173
- Morgan 21175
- Ohio 21183
- Oldham 21185
- Owsley 21189
- Pendleton 21191
- Perry 21193
- Pike 21195
- Powell 21197
- Pulaski 21199
- Rockcastle 21203
- Rowan 21205
- Scott 21209
- Simpson 21213
- Taylor 21217
- Todd 21219
- Trigg 21221
- Whitley 21235
- Woodford 21239
Louisiana view state ↗ 15 N ▾
Massachusetts view state ↗ 1 N ▾
Michigan view state ↗ 6 N ▾
Mississippi view state ↗ 2 N ▾
New Jersey view state ↗ 17 N ▾
New York view state ↗ 11 N ▾
North Carolina view state ↗ 44 N ▾
- Alexander 37003
- Alleghany 37005
- Ashe 37009
- Avery 37011
- Buncombe 37021
- Burke 37023
- Cabarrus 37025
- Caldwell 37027
- Cherokee 37039
- Clay 37043
- Craven 37049
- Dare 37055
- Duplin 37061
- Durham 37063
- Edgecombe 37065
- Forsyth 37067
- Graham 37075
- Granville 37077
- Haywood 37087
- Henderson 37089
- Iredell 37097
- Jackson 37099
- Lincoln 37109
- Macon 37113
- Madison 37115
- McDowell 37111
- Mitchell 37121
- Montgomery 37123
- New Hanover 37129
- Orange 37135
- Polk 37149
- Rockingham 37157
- Rowan 37159
- Stokes 37169
- Transylvania 37175
- Tyrrell 37177
- Vance 37181
- Wake 37183
- Washington 37187
- Watauga 37189
- Wilkes 37193
- Wilson 37195
- Yadkin 37197
- Yancey 37199
Pennsylvania view state ↗ 27 N ▾
- Adams 42001
- Bedford 42009
- Berks 42011
- Bucks 42017
- Chester 42029
- Cumberland 42041
- Dauphin 42043
- Delaware 42045
- Erie 42049
- Fayette 42051
- Franklin 42055
- Fulton 42057
- Greene 42059
- Huntingdon 42061
- Juniata 42067
- Lancaster 42071
- Lebanon 42075
- Lehigh 42077
- Mercer 42085
- Monroe 42089
- Montgomery 42091
- Northampton 42095
- Philadelphia 42101
- Schuylkill 42107
- Warren 42123
- Washington 42125
- York 42133
South Carolina view state ↗ 7 N ▾
Tennessee view state ↗ 49 N ▾
- Anderson 47001
- Bedford 47003
- Bledsoe 47007
- Blount 47009
- Bradley 47011
- Campbell 47013
- Cannon 47015
- Carroll 47017
- Cheatham 47021
- Claiborne 47025
- Clay 47027
- Cocke 47029
- Coffee 47031
- Cumberland 47035
- Davidson 47037
- DeKalb 47041
- Grainger 47057
- Grundy 47061
- Hamilton 47065
- Hancock 47067
- Hardeman 47069
- Hawkins 47073
- Haywood 47075
- Henry 47079
- Humphreys 47085
- Knox 47093
- Loudon 47105
- Macon 47111
- Madison 47113
- Marion 47115
- Marshall 47117
- Monroe 47123
- Montgomery 47125
- Polk 47139
- Putnam 47141
- Rhea 47143
- Roane 47145
- Rutherford 47149
- Scott 47151
- Sequatchie 47153
- Stewart 47161
- Sullivan 47163
- Unicoi 47171
- Union 47173
- Washington 47179
- Wayne 47181
- White 47185
- Williamson 47187
- Wilson 47189
Virginia view state ↗ 73 N ▾
- Accomack 51001
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Amherst 51009
- Appomattox 51011
- Arlington 51013
- Augusta 51015
- Bedford 51019
- Bland 51021
- Botetourt 51023
- Buchanan 51027
- Buckingham 51029
- Charles City 51036
- Charlotte 51037
- Chesterfield 51041
- Craig 51045
- Dickenson 51051
- Dinwiddie 51053
- Fairfax 51059
- Fauquier 51061
- Fluvanna 51065
- Franklin 51067
- Frederick 51069
- Giles 51071
- Goochland 51075
- Greensville 51081
- Hampton (city) 51650
- Henrico 51087
- Henry 51089
- Isle of Wight 51093
- James City 51095
- King William 51101
- Lee 51105
- Loudoun 51107
- Louisa 51109
- Lunenburg 51111
- Middlesex 51119
- Montgomery 51121
- Nelson 51125
- New Kent 51127
- Newport News (city) 51700
- Northampton 51131
- Nottoway 51135
- Orange 51137
- Page 51139
- Patrick 51141
- Pittsylvania 51143
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Prince William 51153
- Pulaski 51155
- Rappahannock 51157
- Roanoke 51161
- 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
- Washington 51191
- Wise 51195
- York 51199
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/CYFL ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2730906 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T07:25:30Z