Index / Search / Juncus brachycarpus
§1 Plant
Juncus brachycarpus Engelm.
vernacular whiteroot rush — species · Juncaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Juncaceae Juss.
- Genus
- Juncus
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 404 counties across 26 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Medium
- Moisture use
- Medium
- Fire
- Medium
- Salinity
- None
- Anaerobic
- High
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -23 °F minimum
- Frost-free days
- 140 min.
- Precipitation
- 35–55 in/yr
- pH range
- 4.5–6.7
- Root depth
- 8 in min.
- Fertility need
- Medium
- Soil texture
- coarse, medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 3 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
- High
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- No
- Propagation
- seed, bare root, sprigs
§3e
Use & availability
- Commercial availability
- Routinely Available
- 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 404 counties across 26 states/territories.
Alabama view state ↗ 7 N ▾
Arkansas view state ↗ 27 N ▾
- Ashley 05003
- Benton 05007
- Bradley 05011
- Calhoun 05013
- Clark 05019
- Cleveland 05025
- Columbia 05027
- Craighead 05031
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Fulton 05049
- Grant 05053
- Jefferson 05069
- Lafayette 05073
- Lincoln 05079
- Logan 05083
- Lonoke 05085
- Madison 05087
- Mississippi 05093
- Perry 05105
- Poinsett 05111
- Polk 05113
- Prairie 05117
- St. Francis 05123
- Union 05139
- Washington 05143
Georgia view state ↗ 2 N ▾
Illinois view state ↗ 55 N ▾
- Alexander 17003
- Bond 17005
- Cass 17017
- Christian 17021
- Clark 17023
- Clay 17025
- Clinton 17027
- Cook 17031
- Crawford 17033
- Cumberland 17035
- Edwards 17047
- Effingham 17049
- Fayette 17051
- Franklin 17055
- Fulton 17057
- Gallatin 17059
- Grundy 17063
- Hamilton 17065
- Hardin 17069
- Jackson 17077
- Jasper 17079
- Jefferson 17081
- Kankakee 17091
- Knox 17095
- Lake 17097
- Lawrence 17101
- Logan 17107
- Macon 17115
- Macoupin 17117
- Madison 17119
- Marion 17121
- Mason 17125
- Massac 17127
- McHenry 17111
- Menard 17129
- Monroe 17133
- Montgomery 17135
- Peoria 17143
- Perry 17145
- Piatt 17147
- Pope 17151
- Pulaski 17153
- Randolph 17157
- Richland 17159
- Saline 17165
- Sangamon 17167
- St. Clair 17163
- Union 17181
- Vermilion 17183
- Wabash 17185
- Washington 17189
- Wayne 17191
- White 17193
- Will 17197
- Williamson 17199
Indiana view state ↗ 30 N ▾
- Cass 18017
- Clark 18019
- Crawford 18025
- Daviess 18027
- Floyd 18043
- Fountain 18045
- Gibson 18051
- Greene 18055
- Harrison 18061
- Jasper 18073
- Jefferson 18077
- Jennings 18079
- Knox 18083
- Lake 18089
- Lawrence 18093
- Marshall 18099
- Martin 18101
- Newton 18111
- Porter 18127
- Posey 18129
- Pulaski 18131
- Putnam 18133
- Spencer 18147
- Starke 18149
- Sullivan 18153
- Switzerland 18155
- Vigo 18167
- Wabash 18169
- Warrick 18173
- White 18181
Kansas view state ↗ 6 N ▾
Kentucky view state ↗ 43 N ▾
- Adair 21001
- Ballard 21007
- Barren 21009
- Bath 21011
- Bullitt 21029
- Calloway 21035
- Campbell 21037
- Casey 21045
- Clark 21049
- Clinton 21053
- Edmonson 21061
- Estill 21065
- Floyd 21071
- Franklin 21073
- Fulton 21075
- Grayson 21085
- Hardin 21093
- Harrison 21097
- Henderson 21101
- Henry 21103
- Hickman 21105
- Jackson 21109
- Jefferson 21111
- Laurel 21125
- Lincoln 21137
- Lyon 21143
- Madison 21151
- Marshall 21157
- McCracken 21145
- McLean 21149
- Montgomery 21173
- Muhlenberg 21177
- Nelson 21179
- Ohio 21183
- Powell 21197
- Pulaski 21199
- Robertson 21201
- Rockcastle 21203
- Rowan 21205
- Russell 21207
- Scott 21209
- Todd 21219
- Trigg 21221
Louisiana view state ↗ 37 N ▾
- Acadia 22001
- Allen 22003
- Avoyelles 22009
- Beauregard 22011
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- Claiborne 22027
- De Soto 22031
- East Baton Rouge 22033
- East Feliciana 22037
- Evangeline 22039
- Franklin 22041
- Grant 22043
- Iberville 22047
- Jefferson Davis 22053
- Lafourche 22057
- LaSalle 22059
- Lincoln 22061
- Morehouse 22067
- Natchitoches 22069
- Ouachita 22073
- Rapides 22079
- Richland 22083
- Sabine 22085
- St. Helena 22091
- St. Landry 22097
- St. Tammany 22103
- Tangipahoa 22105
- Union 22111
- Vernon 22115
- Washington 22117
- Webster 22119
- West Carroll 22123
Maryland view state ↗ 5 N ▾
Massachusetts view state ↗ 2 N ▾
Michigan view state ↗ 2 N ▾
Minnesota view state ↗ 1 N ▾
Mississippi view state ↗ 15 N ▾
Missouri view state ↗ 44 N ▾
- Barry 29009
- Barton 29011
- Benton 29015
- Bollinger 29017
- Butler 29023
- Callaway 29027
- Cedar 29039
- Crawford 29055
- Dade 29057
- Dallas 29059
- Dent 29065
- Franklin 29071
- Greene 29077
- Henry 29083
- Howard 29089
- Howell 29091
- Iron 29093
- Jackson 29095
- Jasper 29097
- Laclede 29105
- Lawrence 29109
- Lincoln 29113
- Linn 29115
- Madison 29123
- McDonald 29119
- Mississippi 29133
- Monroe 29137
- Newton 29145
- Ozark 29153
- Pettis 29159
- Phelps 29161
- Polk 29167
- Pulaski 29169
- Randolph 29175
- Reynolds 29179
- Shannon 29203
- Shelby 29205
- St. Clair 29185
- St. Louis 29189
- Stoddard 29207
- Texas 29215
- Vernon 29217
- Wayne 29223
- Webster 29225
New Jersey view state ↗ 1 N ▾
New York view state ↗ 5 N ▾
North Carolina view state ↗ 14 N ▾
Ohio view state ↗ 12 N ▾
Oklahoma view state ↗ 1 N ▾
Pennsylvania view state ↗ 1 N ▾
Rhode Island view state ↗ 1 N ▾
South Carolina view state ↗ 6 N ▾
Tennessee view state ↗ 36 N ▾
- Anderson 47001
- Benton 47005
- Bledsoe 47007
- Bradley 47011
- Campbell 47013
- Cheatham 47021
- Chester 47023
- Coffee 47031
- Crockett 47033
- Cumberland 47035
- Dickson 47043
- Fayette 47047
- Franklin 47051
- Hardin 47071
- Haywood 47075
- Henry 47079
- Humphreys 47085
- Knox 47093
- Lauderdale 47097
- Lawrence 47099
- Lewis 47101
- Marion 47115
- McNairy 47109
- Meigs 47121
- Monroe 47123
- Montgomery 47125
- Obion 47131
- Rhea 47143
- Roane 47145
- Robertson 47147
- Rutherford 47149
- Scott 47151
- Shelby 47157
- Stewart 47161
- Sumner 47165
- Warren 47177
Texas view state ↗ 37 N ▾
- Austin 48015
- Bastrop 48021
- Bee 48025
- Brazoria 48039
- Brazos 48041
- Burnet 48053
- Calhoun 48057
- Cameron 48061
- Chambers 48071
- Coleman 48083
- DeWitt 48123
- Fayette 48149
- Fort Bend 48157
- Galveston 48167
- Gregg 48183
- Grimes 48185
- Harris 48201
- Houston 48225
- Hunt 48231
- Jasper 48241
- Jefferson 48245
- Liberty 48291
- Madison 48313
- Matagorda 48321
- Montgomery 48339
- Nueces 48355
- Orange 48361
- Polk 48373
- Red River 48387
- Sabine 48403
- San Patricio 48409
- Shelby 48419
- Tarrant 48439
- Travis 48453
- Van Zandt 48467
- Walker 48471
- Wood 48499
Virginia view state ↗ 13 N ▾
West Virginia view state ↗ 1 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/JUBR ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2701435 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T11:35:19Z