Index / Search / Juncus arcticus ssp. littoralis
§1 Plant
Juncus arcticus Willd. ssp. littoralis (Engelm.) Hultén
vernacular mountain rush — subspecies · Juncaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Juncaceae Juss.
- Genus
- Juncus
§2a
Native status, by region
- AK Alaska Native
- CAN Canada Native
- GL Greenland Native
- L48 Lower 48 States Native
- SPM St. Pierre & Miquelon Native
§2b
County-level range
· 630 counties across 36 states/territories§3Cultivation specs · USDA
Recorded by the USDA Plant Materials Program.
§3a
Tolerances
- Drought
- Low
- Shade
- Medium
- Moisture use
- High
- Fire
- High
- Salinity
- High
- Anaerobic
- High
- CaCO₃
- Low
- Hedging
- None
§3b
Climate & soil
- Cold tolerance
- -43 °F minimum
- Frost-free days
- 90 min.
- pH range
- 6–9
- Root depth
- 20 in min.
- Fertility need
- Low
- Soil texture
- medium, fine
§3c
Form & growth
- Growth form
- Rhizomatous
- Growth rate
- Rapid
- Lifespan
- Long
- Mature height
- 4 ft
- Foliage texture
- Fine
- Foliage colour
- Green
- Porosity (summer)
- Dense
- Porosity (winter)
- Porous
- Flower colour
- Brown
- Fruit colour
- Brown
- Fire resistant
- No
- N fixation
- None
- Toxicity
- None
§3d
Reproduction
- Bloom period
- Early Summer
- Seed abundance
- High
- Seed begins
- Summer
- Seed ends
- Summer
- Spread rate
- Slow
- Stratify
- No
- Seeds / lb
- 3,000,000
- Propagation
- seed, sprigs
§3e
Use & availability
- Commercial availability
- Routinely Available
- Nursery stock
- No
- Browse palatability
- Medium
- Graze palatability
- Medium
- Palatable, human
- No
- Protein potential
- Low
- Lumber
- No
- Christmas tree
- No
§4Counties, by state
Recorded in 630 counties across 36 states/territories.
Alaska view state ↗ 16 N ▾
Arizona view state ↗ 8 N ▾
Arkansas view state ↗ 3 N ▾
California view state ↗ 49 N ▾
- Alpine 06003
- Butte 06007
- Calaveras 06009
- Colusa 06011
- Contra Costa 06013
- El Dorado 06017
- Fresno 06019
- Glenn 06021
- Humboldt 06023
- Inyo 06027
- Kern 06029
- Lake 06033
- Lassen 06035
- Marin 06041
- Mariposa 06043
- Mendocino 06045
- Merced 06047
- Modoc 06049
- Mono 06051
- Monterey 06053
- Napa 06055
- Nevada 06057
- Orange 06059
- Placer 06061
- Plumas 06063
- Riverside 06065
- Sacramento 06067
- San Benito 06069
- San Bernardino 06071
- San Diego 06073
- San Francisco 06075
- San Joaquin 06077
- San Luis Obispo 06079
- San Mateo 06081
- Santa Barbara 06083
- Santa Clara 06085
- Santa Cruz 06087
- Shasta 06089
- Siskiyou 06093
- Solano 06095
- Sonoma 06097
- Stanislaus 06099
- Sutter 06101
- Tehama 06103
- Trinity 06105
- Tulare 06107
- Tuolumne 06109
- Ventura 06111
- Yolo 06113
Colorado view state ↗ 46 N ▾
- Adams 08001
- Alamosa 08003
- Boulder 08013
- Chaffee 08015
- Cheyenne 08017
- Clear Creek 08019
- Conejos 08021
- Costilla 08023
- Crowley 08025
- Custer 08027
- Delta 08029
- Douglas 08035
- El Paso 08041
- Garfield 08045
- Gilpin 08047
- Grand 08049
- Gunnison 08051
- Huerfano 08055
- Jackson 08057
- Jefferson 08059
- Kit Carson 08063
- La Plata 08067
- Lake 08065
- Larimer 08069
- Las Animas 08071
- Lincoln 08073
- Logan 08075
- Mesa 08077
- Mineral 08079
- Moffat 08081
- Montezuma 08083
- Montrose 08085
- Morgan 08087
- Otero 08089
- Park 08093
- Pitkin 08097
- Prowers 08099
- Rio Blanco 08103
- Routt 08107
- Saguache 08109
- San Juan 08111
- San Miguel 08113
- Sedgwick 08115
- Summit 08117
- Weld 08123
- Yuma 08125
Idaho view state ↗ 35 N ▾
- Ada 16001
- Adams 16003
- Bannock 16005
- Bear Lake 16007
- Bingham 16011
- Blaine 16013
- Boise 16015
- Bonner 16017
- Bonneville 16019
- Butte 16023
- Camas 16025
- Canyon 16027
- Caribou 16029
- Cassia 16031
- Clark 16033
- Clearwater 16035
- Custer 16037
- Elmore 16039
- Fremont 16043
- Gooding 16047
- Idaho 16049
- Jefferson 16051
- Kootenai 16055
- Latah 16057
- Lemhi 16059
- Lincoln 16063
- Madison 16065
- Minidoka 16067
- Nez Perce 16069
- Oneida 16071
- Owyhee 16073
- Power 16077
- Teton 16081
- Twin Falls 16083
- Valley 16085
Illinois view state ↗ 8 N ▾
Indiana view state ↗ 5 N ▾
Kansas view state ↗ 11 N ▾
Maine view state ↗ 10 N ▾
Maryland view state ↗ 1 N ▾
Massachusetts view state ↗ 10 N ▾
Michigan view state ↗ 45 N ▾
- Alcona 26001
- Alger 26003
- Allegan 26005
- Alpena 26007
- Arenac 26011
- Baraga 26013
- Bay 26017
- Benzie 26019
- Berrien 26021
- Charlevoix 26029
- Cheboygan 26031
- Chippewa 26033
- Crawford 26039
- Delta 26041
- Emmet 26047
- Grand Traverse 26055
- Houghton 26061
- Huron 26063
- Ionia 26067
- Iosco 26069
- Kalamazoo 26077
- Kent 26081
- Keweenaw 26083
- Lapeer 26087
- Leelanau 26089
- Livingston 26093
- Mackinac 26097
- Manistee 26101
- Marquette 26103
- Mason 26105
- Menominee 26109
- Missaukee 26113
- Muskegon 26121
- Oakland 26125
- Oceana 26127
- Ottawa 26139
- Presque Isle 26141
- Roscommon 26143
- Schoolcraft 26153
- St. Clair 26147
- St. Joseph 26149
- Van Buren 26159
- Washtenaw 26161
- Wayne 26163
- Wexford 26165
Minnesota view state ↗ 21 N ▾
- Anoka 27003
- Becker 27005
- Big Stone 27011
- Cass 27021
- Clay 27027
- Clearwater 27029
- Douglas 27041
- Hubbard 27057
- Kandiyohi 27067
- Kittson 27069
- Mahnomen 27087
- Martin 27091
- Mille Lacs 27095
- Morrison 27097
- Norman 27107
- Otter Tail 27111
- Pipestone 27117
- Polk 27119
- Pope 27121
- Roseau 27135
- Yellow Medicine 27173
Missouri view state ↗ 2 N ▾
Montana view state ↗ 30 N ▾
- Beaverhead 30001
- Blaine 30005
- Broadwater 30007
- Carbon 30009
- Carter 30011
- Cascade 30013
- Daniels 30019
- Dawson 30021
- Fallon 30025
- Fergus 30027
- Gallatin 30031
- Golden Valley 30037
- Granite 30039
- Jefferson 30043
- Madison 30057
- McCone 30055
- Musselshell 30065
- Park 30067
- Petroleum 30069
- Phillips 30071
- Powell 30077
- Ravalli 30081
- Richland 30083
- Sheridan 30091
- Silver Bow 30093
- Sweet Grass 30097
- Teton 30099
- Valley 30105
- Wibaux 30109
- Yellowstone 30111
Nebraska view state ↗ 41 N ▾
- Antelope 31003
- Arthur 31005
- Banner 31007
- Blaine 31009
- Box Butte 31013
- Brown 31017
- Buffalo 31019
- Chase 31029
- Cherry 31031
- Cheyenne 31033
- Cuming 31039
- Dawes 31045
- Deuel 31049
- Dodge 31053
- Dundy 31057
- Garden 31069
- Garfield 31071
- Grant 31075
- Hall 31079
- Hitchcock 31087
- Holt 31089
- Hooker 31091
- Howard 31093
- Kearney 31099
- Keith 31101
- Kimball 31105
- Knox 31107
- Lancaster 31109
- Lincoln 31111
- Loup 31115
- McPherson 31117
- Merrick 31121
- Morrill 31123
- Phelps 31137
- Rock 31149
- Scotts Bluff 31157
- Sheridan 31161
- Sherman 31163
- Sioux 31165
- Thomas 31171
- Wheeler 31183
Nevada view state ↗ 14 N ▾
New Hampshire view state ↗ 2 N ▾
New Mexico view state ↗ 16 N ▾
New York view state ↗ 17 N ▾
North Dakota view state ↗ 46 N ▾
- Adams 38001
- Barnes 38003
- Benson 38005
- Billings 38007
- Bottineau 38009
- Bowman 38011
- Burke 38013
- Burleigh 38015
- Cass 38017
- Cavalier 38019
- Dickey 38021
- Divide 38023
- Dunn 38025
- Eddy 38027
- Emmons 38029
- Golden Valley 38033
- Grant 38037
- Griggs 38039
- Kidder 38043
- LaMoure 38045
- Logan 38047
- McHenry 38049
- McIntosh 38051
- McLean 38055
- Mercer 38057
- Morton 38059
- Mountrail 38061
- Oliver 38065
- Pembina 38067
- Pierce 38069
- Ramsey 38071
- Ransom 38073
- Richland 38077
- Rolette 38079
- Sargent 38081
- Sheridan 38083
- Sioux 38085
- Slope 38087
- Stark 38089
- Steele 38091
- Stutsman 38093
- Towner 38095
- Walsh 38099
- Ward 38101
- Wells 38103
- Williams 38105
Ohio view state ↗ 9 N ▾
Oklahoma view state ↗ 1 N ▾
Oregon view state ↗ 28 N ▾
- Baker 41001
- Benton 41003
- Clackamas 41005
- Coos 41011
- Crook 41013
- Curry 41015
- Deschutes 41017
- Douglas 41019
- Gilliam 41021
- Grant 41023
- Harney 41025
- Jackson 41029
- Jefferson 41031
- Josephine 41033
- Klamath 41035
- Lake 41037
- Lane 41039
- Lincoln 41041
- Linn 41043
- Malheur 41045
- Polk 41053
- Tillamook 41057
- Umatilla 41059
- Union 41061
- Wallowa 41063
- Wasco 41065
- Washington 41067
- Wheeler 41069
Pennsylvania view state ↗ 7 N ▾
South Dakota view state ↗ 16 N ▾
Texas view state ↗ 8 N ▾
Utah view state ↗ 29 N ▾
- Beaver 49001
- Box Elder 49003
- Cache 49005
- Carbon 49007
- Daggett 49009
- Davis 49011
- Duchesne 49013
- Emery 49015
- Garfield 49017
- Grand 49019
- Iron 49021
- Juab 49023
- Kane 49025
- Millard 49027
- Morgan 49029
- Piute 49031
- Rich 49033
- Salt Lake 49035
- San Juan 49037
- Sanpete 49039
- Sevier 49041
- Summit 49043
- Tooele 49045
- Uintah 49047
- Utah 49049
- Wasatch 49051
- Washington 49053
- Wayne 49055
- Weber 49057
Vermont view state ↗ 1 N ▾
Virginia view state ↗ 3 N ▾
Washington view state ↗ 30 N ▾
- Asotin 53003
- Benton 53005
- Chelan 53007
- Clallam 53009
- Douglas 53017
- Franklin 53021
- Grant 53025
- Grays Harbor 53027
- Island 53029
- Jefferson 53031
- King 53033
- Kitsap 53035
- Kittitas 53037
- Klickitat 53039
- Lincoln 53043
- Okanogan 53047
- Pacific 53049
- Pend Oreille 53051
- Pierce 53053
- San Juan 53055
- Skagit 53057
- Skamania 53059
- Snohomish 53061
- Spokane 53063
- Thurston 53067
- Wahkiakum 53069
- Walla Walla 53071
- Whatcom 53073
- Whitman 53075
- Yakima 53077
West Virginia view state ↗ 1 N ▾
Wisconsin view state ↗ 36 N ▾
- Adams 55001
- Ashland 55003
- Barron 55005
- Bayfield 55007
- Brown 55009
- Burnett 55013
- Dane 55025
- Dodge 55027
- Door 55029
- Douglas 55031
- Forest 55041
- Jefferson 55055
- Kenosha 55059
- Lafayette 55065
- Manitowoc 55071
- Marinette 55075
- Marquette 55077
- Menominee 55078
- Milwaukee 55079
- Oconto 55083
- Outagamie 55087
- Ozaukee 55089
- Pierce 55093
- Polk 55095
- Portage 55097
- Price 55099
- Racine 55101
- Rock 55105
- Sawyer 55113
- Sheboygan 55117
- St. Croix 55109
- Vilas 55125
- Walworth 55127
- Washburn 55129
- Waupaca 55135
- Waushara 55137
Wyoming view state ↗ 21 N ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/JUARL ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/4203694 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z