Plantae > Tracheophyta > Liliopsida > Poales > Poaceae > Arrhenatherum > Arrhenatherum elatius

Arrhenatherum elatius (tall oatgrass)


Wikipedia Abstract

Arrhenatherum elatius, with the common names false oat-grass, tall oat-grass, tall meadow oat, onion couch and tuber oat-grass, is a perennial species of grass, common in the temperate regions of Europe. This bunchgrass is often used as an ornamental grass. Two subspecies have been described:
View Wikipedia Record: Arrhenatherum elatius



Allergen Potential [1]  Medium-Low
Screening - Summer [2]  Moderate
Screening - Winter [2]  Porous
Bloom Period [2]  Early Summer
Dispersal Mode [5]  Anemochory
Drought Tolerance [2]  Medium
Fire Tolerance [2]  High
Frost Free Days [2]  90 days
Fruit/Seed Abundance [2]  High
Fruit/Seed Begin [2]  Spring
Fruit/Seed End [2]  Summer
Growth Form [2]  Bunch
Growth Period [2]  Spring
Growth Rate [2]  Moderate
Leaf Type [2]  Deciduous
Lifespan [3]  Perennial
Propagation [2]  Seed
Regrowth Rate [2]  Moderate
Root Depth [2]  14 inches (36 cm)
Seed Spread Rate [2]  Moderate
Seed Vigor [2]  High
Seeds Per [2]  189120 / lb (416938 / kg)
Shape/Orientation [2]  Erect
Structure [6]  Grass
Vegetative Spread Rate [2]  None
Flower Color [2]  Yellow
Foliage Color [2]  Green
Fruit Color [2]  Brown
Height [3]  4.92 feet (1.5 m)
Hardiness Zone Minimum [2]  USDA Zone: 3 Low Temperature: -40 F° (-40 C°) → -30 F° (-34.4 C°)
Light Preference [4]  Mostly Sunny
Soil Acidity [4]  Neutral
Soil Fertility [4]  Rich
Soil Moisture [4]  Moist
Water Use [2]  Moderate

Protected Areas




Parasitized by 
Blumeria graminis[8]
Puccinia coronata[8]
Puccinia graminis[8]
Urocystis avenae-elatioris[8]
Ustilentyloma brefeldii[8]

Institutions (Zoos, etc.)

Institution Infraspecies / Breed 
Svalbard Global Seed Vault


Europe, W. Asia; North America; Oceania;

External References

USDA Plant Profile



Attributes / relations provided by
1Derived from Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
2USDA Plants Database, U. S. Department of Agriculture
3PLANTATT - Attributes of British and Irish Plants: Status, Size, Life History, Geography and Habitats, M. O. Hill, C. D. Preston & D. B. Roy, Biological Records Centre, NERC Centre for Ecology and Hydrology (2004)
4ECOFACT 2a Technical Annex - Ellenberg’s indicator values for British Plants, M O Hill, J O Mountford, D B Roy & R G H Bunce (1999)
5Paula S, Arianoutsou M, Kazanis D, Tavsanoglu Ç, Lloret F, Buhk C, Ojeda F, Luna B, Moreno JM, Rodrigo A, Espelta JM, Palacio S, Fernández-Santos B, Fernandes PM, and Pausas JG. 2009. Fire-related traits for plant species of the Mediterranean Basin. Ecology 90: 1420.
Paula S. & Pausas J.G. 2013. BROT: a plant trait database for Mediterranean Basin species. Version 2013.06.
6Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935
7Biological Records Centre Database of Insects and their Food Plants
8Jorrit 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.
9Ecology of Commanster
10Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P. ScaleNet 4 November 2009
11New Zealand Institute for Plant & Food Research Plant-SyNZ™ database
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.
GBIF Global Biodiversity Information Facility
Abstract provided by DBpedia licensed under a Creative Commons License