Index / Search / Juncus marginatus
§1 Plant
Juncus marginatus Rostk.
vernacular grassleaf 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
· 972 counties across 40 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Medium
- Moisture use
- Medium
- Fire
- High
- Salinity
- None
- Anaerobic
- Medium
- CaCO₃
- Medium
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -23 °F minimum
- Frost-free days
- 90 min.
- Precipitation
- 32–55 in/yr
- pH range
- 5.5–6.8
- Root depth
- 8 in min.
- Fertility need
- Low
- Soil texture
- coarse, medium
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Moderate
- Lifespan
- Long
- Mature height
- 2 ft
- Foliage texture
- Medium
- Foliage colour
- Green
- Porosity (summer)
- Moderate
- Porosity (winter)
- Porous
- Flower colour
- Brown
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Late Spring
- Seed abundance
- Medium
- 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 972 counties across 40 states/territories.
Alabama view state ↗ 27 N ▾
- Autauga 01001
- Baldwin 01003
- Barbour 01005
- Bibb 01007
- Bullock 01011
- Butler 01013
- Calhoun 01015
- Chilton 01021
- Choctaw 01023
- Clay 01027
- Cleburne 01029
- Coffee 01031
- Conecuh 01035
- Coosa 01037
- Dallas 01047
- Escambia 01053
- Henry 01067
- Jackson 01071
- Macon 01087
- Marengo 01091
- Mobile 01097
- Monroe 01099
- Perry 01105
- Shelby 01117
- Sumter 01119
- Tuscaloosa 01125
- Wilcox 01131
Arizona view state ↗ 3 N ▾
Arkansas view state ↗ 44 N ▾
- Ashley 05003
- Baxter 05005
- Benton 05007
- Boone 05009
- Bradley 05011
- Calhoun 05013
- Clay 05021
- Cleveland 05025
- Columbia 05027
- Craighead 05031
- Crawford 05033
- Dallas 05039
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Fulton 05049
- Garland 05051
- Grant 05053
- Hempstead 05057
- Hot Spring 05059
- Independence 05063
- Izard 05065
- Jefferson 05069
- Lafayette 05073
- Lee 05077
- Lincoln 05079
- Logan 05083
- Lonoke 05085
- Miller 05091
- Mississippi 05093
- Montgomery 05097
- Nevada 05099
- Ouachita 05103
- Polk 05113
- Pope 05115
- Prairie 05117
- Pulaski 05119
- Saline 05125
- Sebastian 05131
- St. Francis 05123
- Stone 05137
- Union 05139
- Washington 05143
- Yell 05149
California view state ↗ 2 N ▾
Colorado view state ↗ 1 N ▾
Delaware view state ↗ 3 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 66 N ▾
- Alachua 12001
- Baker 12003
- Bay 12005
- Bradford 12007
- Brevard 12009
- Broward 12011
- Calhoun 12013
- Charlotte 12015
- Citrus 12017
- Clay 12019
- Collier 12021
- Columbia 12023
- DeSoto 12027
- Dixie 12029
- Duval 12031
- Escambia 12033
- Flagler 12035
- Franklin 12037
- Gadsden 12039
- Gilchrist 12041
- Glades 12043
- Gulf 12045
- Hamilton 12047
- Hardee 12049
- Hendry 12051
- Hernando 12053
- Highlands 12055
- Hillsborough 12057
- Holmes 12059
- Indian River 12061
- Jackson 12063
- Jefferson 12065
- Lafayette 12067
- Lake 12069
- Lee 12071
- Leon 12073
- Levy 12075
- Liberty 12077
- Madison 12079
- Manatee 12081
- Marion 12083
- Martin 12085
- Miami-Dade 12086
- Monroe 12087
- Nassau 12089
- Okaloosa 12091
- Okeechobee 12093
- Orange 12095
- Osceola 12097
- Palm Beach 12099
- Pasco 12101
- Pinellas 12103
- Polk 12105
- Putnam 12107
- Santa Rosa 12113
- Sarasota 12115
- Seminole 12117
- St. Johns 12109
- St. Lucie 12111
- Sumter 12119
- Taylor 12123
- Union 12125
- Volusia 12127
- Wakulla 12129
- Walton 12131
- Washington 12133
Georgia view state ↗ 28 N ▾
- Baker 13007
- Brooks 13027
- Calhoun 13037
- Candler 13043
- Charlton 13049
- Chatham 13051
- Clarke 13059
- Colquitt 13071
- Columbia 13073
- Dougherty 13095
- Douglas 13097
- Echols 13101
- Elbert 13105
- Grady 13131
- Henry 13151
- Jackson 13157
- Jefferson 13163
- Lanier 13173
- Laurens 13175
- Liberty 13179
- Lowndes 13185
- Madison 13195
- McIntosh 13191
- Rabun 13241
- Rockdale 13247
- Seminole 13253
- Taylor 13269
- Walton 13297
Illinois view state ↗ 31 N ▾
- Adams 17001
- Alexander 17003
- Cass 17017
- Cook 17031
- Crawford 17033
- Edwards 17047
- Franklin 17055
- Gallatin 17059
- Grundy 17063
- Hancock 17067
- Iroquois 17075
- Jackson 17077
- Johnson 17087
- Kankakee 17091
- Lake 17097
- Lawrence 17101
- Lee 17103
- Mason 17125
- Menard 17129
- Morgan 17137
- Pope 17151
- Richland 17159
- Saline 17165
- Schuyler 17169
- St. Clair 17163
- Wabash 17185
- Wayne 17191
- White 17193
- Will 17197
- Williamson 17199
- Winnebago 17201
Indiana view state ↗ 19 N ▾
Iowa view state ↗ 1 N ▾
Kansas view state ↗ 29 N ▾
- Barton 20009
- Bourbon 20011
- Chautauqua 20019
- Cherokee 20021
- Cloud 20029
- Cowley 20035
- Crawford 20037
- Douglas 20045
- Elk 20049
- Ellsworth 20053
- Franklin 20059
- Harper 20077
- Harvey 20079
- Kingman 20095
- Labette 20099
- Linn 20107
- McPherson 20113
- Montgomery 20125
- Neosho 20133
- Osage 20139
- Ottawa 20143
- Pottawatomie 20149
- Reno 20155
- Republic 20157
- Rice 20159
- Saline 20169
- Washington 20201
- Wilson 20205
- Woodson 20207
Kentucky view state ↗ 54 N ▾
- Ballard 21007
- Barren 21009
- Bath 21011
- Bell 21013
- Boyd 21019
- Bullitt 21029
- Caldwell 21033
- Calloway 21035
- Campbell 21037
- Casey 21045
- Clark 21049
- Clay 21051
- Clinton 21053
- Crittenden 21055
- Edmonson 21061
- Estill 21065
- Floyd 21071
- Fulton 21075
- Garrard 21079
- Graves 21083
- Hardin 21093
- Harlan 21095
- Harrison 21097
- Henry 21103
- Hickman 21105
- Jackson 21109
- Jefferson 21111
- Laurel 21125
- Letcher 21133
- Lewis 21135
- Lincoln 21137
- Logan 21141
- Lyon 21143
- Madison 21151
- Marshall 21157
- McCracken 21145
- McCreary 21147
- Menifee 21165
- Montgomery 21173
- Muhlenberg 21177
- Nelson 21179
- Oldham 21185
- Owsley 21189
- Perry 21193
- Pike 21195
- Powell 21197
- Pulaski 21199
- Rockcastle 21203
- Rowan 21205
- Scott 21209
- Todd 21219
- Trigg 21221
- Whitley 21235
- Wolfe 21237
Louisiana view state ↗ 59 N ▾
- Acadia 22001
- Allen 22003
- Ascension 22005
- Avoyelles 22009
- Beauregard 22011
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- Catahoula 22025
- Claiborne 22027
- Concordia 22029
- De Soto 22031
- East Baton Rouge 22033
- East Carroll 22035
- East Feliciana 22037
- Evangeline 22039
- Franklin 22041
- Grant 22043
- Iberia 22045
- Jackson 22049
- Jefferson 22051
- Jefferson Davis 22053
- Lafayette 22055
- Lafourche 22057
- LaSalle 22059
- Lincoln 22061
- Livingston 22063
- Madison 22065
- Morehouse 22067
- Natchitoches 22069
- Ouachita 22073
- Plaquemines 22075
- Pointe Coupee 22077
- Rapides 22079
- Red River 22081
- Richland 22083
- Sabine 22085
- St. Charles 22089
- St. Helena 22091
- St. James 22093
- St. John the Baptist 22095
- St. Landry 22097
- St. Martin 22099
- St. Mary 22101
- St. Tammany 22103
- Tangipahoa 22105
- Tensas 22107
- Union 22111
- Vermilion 22113
- Vernon 22115
- Washington 22117
- Webster 22119
- West Baton Rouge 22121
- West Carroll 22123
- West Feliciana 22125
- Winn 22127
Maine view state ↗ 6 N ▾
Maryland view state ↗ 1 N ▾
Massachusetts view state ↗ 14 N ▾
Michigan view state ↗ 8 N ▾
Minnesota view state ↗ 1 N ▾
Mississippi view state ↗ 23 N ▾
- Amite 28005
- Choctaw 28019
- Covington 28031
- DeSoto 28033
- Forrest 28035
- George 28039
- Hancock 28045
- Harrison 28047
- Jackson 28059
- Lauderdale 28075
- Lawrence 28077
- Lee 28081
- Madison 28089
- Marion 28091
- Newton 28101
- Pearl River 28109
- Pontotoc 28115
- Scott 28123
- Simpson 28127
- Smith 28129
- Stone 28131
- Tishomingo 28141
- Washington 28151
Missouri view state ↗ 52 N ▾
- Adair 29001
- Audrain 29007
- Barry 29009
- Barton 29011
- Bates 29013
- Benton 29015
- Boone 29019
- Butler 29023
- Callaway 29027
- Carroll 29033
- Carter 29035
- Cedar 29039
- Christian 29043
- Clark 29045
- Clay 29047
- Cole 29051
- Dade 29057
- Dent 29065
- Dunklin 29069
- Greene 29077
- Henry 29083
- Hickory 29085
- Howell 29091
- Iron 29093
- Jackson 29095
- Jasper 29097
- Johnson 29101
- Laclede 29105
- Lawrence 29109
- Lincoln 29113
- Madison 29123
- McDonald 29119
- Mississippi 29133
- Montgomery 29139
- Newton 29145
- Oregon 29149
- Ozark 29153
- Phelps 29161
- Polk 29167
- Randolph 29175
- Reynolds 29179
- Shannon 29203
- St. Clair 29185
- St. Francois 29187
- St. Louis 29189
- Stoddard 29207
- Taney 29213
- Texas 29215
- Vernon 29217
- Wayne 29223
- Webster 29225
- Wright 29229
Nebraska view state ↗ 15 N ▾
New Hampshire view state ↗ 8 N ▾
New Jersey view state ↗ 15 N ▾
New York view state ↗ 34 N ▾
- Albany 36001
- Bronx 36005
- Broome 36007
- Cattaraugus 36009
- Chenango 36017
- Columbia 36021
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Jefferson 36045
- Kings 36047
- Madison 36053
- Nassau 36059
- Niagara 36063
- Oneida 36065
- Orange 36071
- Otsego 36077
- Putnam 36079
- Queens 36081
- Rensselaer 36083
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schenectady 36093
- Schuyler 36097
- Seneca 36099
- Suffolk 36103
- Sullivan 36105
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Wayne 36117
- Westchester 36119
North Carolina view state ↗ 61 N ▾
- Alexander 37003
- Alleghany 37005
- Ashe 37009
- Avery 37011
- Beaufort 37013
- Bertie 37015
- Bladen 37017
- Brunswick 37019
- Buncombe 37021
- Caldwell 37027
- Carteret 37031
- Caswell 37033
- Chatham 37037
- Chowan 37041
- Clay 37043
- Craven 37049
- Dare 37055
- Davidson 37057
- Forsyth 37067
- Franklin 37069
- Gaston 37071
- Gates 37073
- Graham 37075
- Granville 37077
- Guilford 37081
- Halifax 37083
- Harnett 37085
- Haywood 37087
- Hertford 37091
- Hoke 37093
- Jackson 37099
- Jones 37103
- Lee 37105
- Lenoir 37107
- Macon 37113
- Madison 37115
- Mecklenburg 37119
- Mitchell 37121
- Montgomery 37123
- Northampton 37131
- Orange 37135
- Pamlico 37137
- Pasquotank 37139
- Pender 37141
- Person 37145
- Polk 37149
- Richmond 37153
- Rockingham 37157
- Rowan 37159
- Sampson 37163
- Scotland 37165
- Stokes 37169
- Surry 37171
- Swain 37173
- Union 37179
- Vance 37181
- Wake 37183
- Wilkes 37193
- Wilson 37195
- Yadkin 37197
- Yancey 37199
Ohio view state ↗ 11 N ▾
Oklahoma view state ↗ 34 N ▾
- Alfalfa 40003
- Atoka 40005
- Bryan 40013
- Caddo 40015
- Canadian 40017
- Carter 40019
- Cleveland 40027
- Comanche 40031
- Custer 40039
- Delaware 40041
- Grady 40051
- Greer 40055
- Harper 40059
- Hughes 40063
- Jefferson 40067
- Kingfisher 40073
- Latimer 40077
- Le Flore 40079
- Marshall 40095
- Mayes 40097
- McClain 40087
- McCurtain 40089
- McIntosh 40091
- Muskogee 40101
- Oklahoma 40109
- Osage 40113
- Ottawa 40115
- Payne 40119
- Pittsburg 40121
- Pontotoc 40123
- Pushmataha 40127
- Seminole 40133
- Sequoyah 40135
- Wagoner 40145
Oregon view state ↗ 1 N ▾
Pennsylvania view state ↗ 56 N ▾
- Allegheny 42003
- Armstrong 42005
- Beaver 42007
- Bedford 42009
- Berks 42011
- Blair 42013
- Bradford 42015
- Bucks 42017
- Butler 42019
- Cambria 42021
- Carbon 42025
- Centre 42027
- Chester 42029
- Clarion 42031
- Clearfield 42033
- Clinton 42035
- Columbia 42037
- Crawford 42039
- Dauphin 42043
- Delaware 42045
- Elk 42047
- Erie 42049
- Fayette 42051
- Forest 42053
- Franklin 42055
- Fulton 42057
- Greene 42059
- Jefferson 42065
- Juniata 42067
- Lackawanna 42069
- Lancaster 42071
- Lawrence 42073
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Lycoming 42081
- McKean 42083
- Mercer 42085
- Mifflin 42087
- Monroe 42089
- Montgomery 42091
- Montour 42093
- Northampton 42095
- Northumberland 42097
- Perry 42099
- Philadelphia 42101
- Pike 42103
- Schuylkill 42107
- Somerset 42111
- Sullivan 42113
- Union 42119
- Warren 42123
- Wayne 42127
- Westmoreland 42129
- Wyoming 42131
- York 42133
Rhode Island view state ↗ 3 N ▾
South Carolina view state ↗ 16 N ▾
South Dakota view state ↗ 1 N ▾
Tennessee view state ↗ 44 N ▾
- Anderson 47001
- Bledsoe 47007
- Bradley 47011
- Campbell 47013
- Carroll 47017
- Cheatham 47021
- Clay 47027
- Coffee 47031
- Crockett 47033
- Cumberland 47035
- Dickson 47043
- Fentress 47049
- Franklin 47051
- Grundy 47061
- Hamilton 47065
- Hardin 47071
- Haywood 47075
- Henderson 47077
- Henry 47079
- Jackson 47087
- Johnson 47091
- Knox 47093
- Macon 47111
- Madison 47113
- Marion 47115
- Meigs 47121
- Monroe 47123
- Montgomery 47125
- Polk 47139
- Putnam 47141
- Rhea 47143
- Roane 47145
- Rutherford 47149
- Scott 47151
- Sequatchie 47153
- Sevier 47155
- Shelby 47157
- Stewart 47161
- Sullivan 47163
- Tipton 47167
- Unicoi 47171
- Van Buren 47175
- Washington 47179
- White 47185
Texas view state ↗ 82 N ▾
- Anderson 48001
- Andrews 48003
- Angelina 48005
- Aransas 48007
- Atascosa 48013
- Austin 48015
- Bastrop 48021
- Blanco 48031
- Brazoria 48039
- Brazos 48041
- Brewster 48043
- Burleson 48051
- Burnet 48053
- Caldwell 48055
- Calhoun 48057
- Callahan 48059
- Cameron 48061
- Cass 48067
- Comanche 48093
- Dallas 48113
- Denton 48121
- DeWitt 48123
- Erath 48143
- Falls 48145
- Freestone 48161
- Galveston 48167
- Gillespie 48171
- Gonzales 48177
- Guadalupe 48187
- Hardin 48199
- Harris 48201
- Harrison 48203
- Henderson 48213
- Hill 48217
- Hopkins 48223
- Houston 48225
- Hunt 48231
- Jasper 48241
- Jeff Davis 48243
- Jefferson 48245
- Karnes 48255
- Kenedy 48261
- Kleberg 48273
- Lamar 48277
- Lavaca 48285
- Lee 48287
- Leon 48289
- Liberty 48291
- Llano 48299
- Mason 48319
- Matagorda 48321
- McLennan 48309
- Medina 48325
- Montague 48337
- Montgomery 48339
- Morris 48343
- Newton 48351
- Nueces 48355
- Orange 48361
- Palo Pinto 48363
- Parker 48367
- Presidio 48377
- Sabine 48403
- San Patricio 48409
- San Saba 48411
- Shelby 48419
- Smith 48423
- Stephens 48429
- Tarrant 48439
- Taylor 48441
- Travis 48453
- Trinity 48455
- Tyler 48457
- Van Zandt 48467
- Victoria 48469
- Walker 48471
- Waller 48473
- Ward 48475
- Washington 48477
- Willacy 48489
- Williamson 48491
- Winkler 48495
Vermont view state ↗ 4 N ▾
Virginia view state ↗ 86 N ▾
- Accomack 51001
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Amherst 51009
- Arlington 51013
- Augusta 51015
- Bath 51017
- Bland 51021
- Botetourt 51023
- Brunswick 51025
- Buchanan 51027
- Buckingham 51029
- Campbell 51031
- Caroline 51033
- Carroll 51035
- Charles City 51036
- Charlotte 51037
- Chesapeake (city) 51550
- Chesterfield 51041
- Clarke 51043
- Craig 51045
- Culpeper 51047
- Cumberland 51049
- Dickenson 51051
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fauquier 51061
- Floyd 51063
- Fluvanna 51065
- Franklin 51067
- Frederick 51069
- Giles 51071
- Gloucester 51073
- Goochland 51075
- Greene 51079
- Greensville 51081
- Halifax 51083
- Hampton (city) 51650
- Henrico 51087
- Highland 51091
- Isle of Wight 51093
- James City 51095
- King and Queen 51097
- King George 51099
- King William 51101
- Lancaster 51103
- Loudoun 51107
- Louisa 51109
- Lunenburg 51111
- Madison 51113
- Mathews 51115
- Mecklenburg 51117
- Middlesex 51119
- Montgomery 51121
- Nelson 51125
- New Kent 51127
- Newport News (city) 51700
- Northampton 51131
- Northumberland 51133
- Nottoway 51135
- Orange 51137
- Page 51139
- Patrick 51141
- Pittsylvania 51143
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Prince William 51153
- Pulaski 51155
- Richmond 51159
- Roanoke 51161
- Rockbridge 51163
- Rockingham 51165
- Shenandoah 51171
- Southampton 51175
- Spotsylvania 51177
- Stafford 51179
- Suffolk (city) 51800
- Surry 51181
- Sussex 51183
- Virginia Beach (city) 51810
- Washington 51191
- Westmoreland 51193
- York 51199
West Virginia view state ↗ 22 N ▾
- Cabell 54011
- Fayette 54019
- Grant 54023
- Hampshire 54027
- Harrison 54033
- Jackson 54035
- Kanawha 54039
- Mason 54053
- McDowell 54047
- Mercer 54055
- Mineral 54057
- Monongalia 54061
- Nicholas 54067
- Pocahontas 54075
- Preston 54077
- Raleigh 54081
- Randolph 54083
- Ritchie 54085
- Tucker 54093
- Upshur 54097
- Webster 54101
- Wyoming 54109
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/JUMA4 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2701532 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z