Plantae > Tracheophyta > Liliopsida > Poales > Poaceae > Arctagrostis > Arctagrostis latifolia

Arctagrostis latifolia (wideleaf polargrass)

Synonyms: Arctagrostis anadyrensis; Arctagrostis aristulata; Arctagrostis glauca; Arctagrostis latifolia f. aristata; Arctagrostis latifolia subsp. gigantea; Arctagrostis latifolia subsp. nahanniensis; Arctagrostis latifolia var. aristulata; Arctagrostis latifolia var. gigantea; Arctagrostis latifolia var. longiglumis; Arctagrostis stricta; Cinna brownii; Colpodium latifolium; Colpodium latifolium var. viviparum; Panicularia latifolia; Vilfa xerampelina


Height [1]  20 inches (0.5 m)
Screening - Summer [1]  Dense
Screening - Winter [1]  Porous
Hardiness Zone Minimum [1]  USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°)
Light Preference [1]  Full Sun
Soil Acidity [1]  Moderate Acid
Soil Fertility [1]  Intermediate
Water Use [1]  High
Flower Color [1]  Yellow
Foliage Color [1]  Green
Fruit Color [1]  Brown
Bloom Period [1]  Late Spring
Drought Tolerance [1]  Low
Fire Tolerance [1]  High
Frost Free Days [1]  90 days
Fruit/Seed Abundance [1]  Low
Fruit/Seed Begin [1]  Summer
Fruit/Seed End [1]  Summer
Growth Form [1]  Bunch
Growth Period [1]  Spring, Summer
Growth Rate [1]  Slow
Leaf Type [1]  Deciduous
Lifespan [1]  Perennial
Propagation [1]  Seed
Regrowth Rate [1]  Slow
Root Depth [1]  24 inches (61 cm)
Seed Spread Rate [1]  Slow
Seed Vigor [1]  Low
Seeds Per [1]  1799996 / lb (3968316 / kg)
Shape/Orientation [1]  Erect
Structure [2]  Grass
Vegetative Spread Rate [1]  Slow

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Aniakchak National Monument National Preserve Ib 458519 Alaska, United States
Aulavik National Park II 3021211 Northwest Territories, Canada
Auyuittuq National Park II 4808115 Nunavut, Canada
Bering Land Bridge National Preserve Ib 2823882 Alaska, United States
Gates of the Arctic National Park Ib 184461 Alaska, United States
Ivvavik National Park II 2382752 Yukon, Canada
Kluane National Park and Reserve National Park Reserve II 5463436 Yukon, Canada
Kobuk Valley National Park Ib 1576553 Alaska, United States
Laplandskiy Biosphere Reserve 757114 Russia  
Magadansky Zapovednik 2332834 Russia  
Nahanni National Park Reserve II 1309627 Northwest Territories, Canada
Noatak Biosphere Reserve 7500143 Alaska, United States  
Ostrov Vrangelya (Wrangel Island) Zapovednik Nature Monument III 180 Russia    
POMOKAIRA 228222 Finland  
Queen Maud Gulf Bird Sanctuary Migratory Bird Sanctuary IV 15335601 Nunavut, Canada
Quttinirpaaq (Ellesmere Island) National Park Reserve II 9436606 Nunavut, Canada
Sirmilik National Park II 5475284 Canada
Taimyrsky Biosphere Reserve Ia 4403240 Taimyr, Russia
Tuktut Nogait National Park II 5761538 Northwest Territories, Canada
Ukkusiksalik National Park II   Nunavut, Canada
Vuntut National Park II 1076795 Yukon, Canada
Wapusk National Park II 2614324 Manitoba, Canada
Wood Buffalo National Park II 11038545 Alberta, Canada



Acanthis flammea (Common Redpoll)[3]
Alces alces (moose)[3]
Branta hutchinsii (Cackling Goose)[3]
Calcarius lapponicus (Lapland Longspur)[3]
Gynaephora groenlandica[4]
Lemmus sibiricus (brown lemming)[3]
Lepus americanus (Snowshoe Hare)[3]
Myodes rutilus (northern red-backed vole)[3]
Ovibos moschatus (muskox)[3]
Ovis dalli (Dall's sheep)[3]
Rangifer tarandus (caribou)[3]
Urocitellus parryii (Arctic ground squirrel)[3]


North America; Subarctic;



Attributes / relations provided by
1USDA Plants Database, U. S. Department of Agriculture
2Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
3Making The Forest And Tundra Wildlife Connection
4Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
Protected Areas provided by Biological Inventories of the World's Protected Areas in cooperation between the Information Center for the Environment at the University of California, Davis and numerous collaborators.
Natura 2000, UK data: © Crown copyright and database right [2010] All rights reserved. Ordnance Survey Licence number 100017955
Images provided by Google Image Search
Weather provided by NOAA METAR Data Access