Australian Native Plants

  Poa poiformis (Blue Tussock Grass)


Poa poiformis photo
Coast Tussock-grass (Poa poiformis)

Photograph by Murray Fagg. Some rights reserved.    (view image details)



Credits:
Description and Habitat information is sourced from: State of Victoria (Agriculture Victoria), Victorian Resources Online,http://vro.agriculture.vic.gov.au/dpi/vro/vrosite.nsf/pages/water_sip_scientific_a Licensed under Creative Commons CC BY 4.0 license.


Growth Characteristics information is sourced from: State Flora Catalog, Government of South Australia Licensed under Creative Commons CC BY 4.0 license.



BLUE TUSSOCK GRASS FACTS

distribution map showing range of Poa poiformis in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License


Common Name
Blue Tussock Grass

Other Names
Coast Tussock-grass

Description
Blue Tussock Grass is a large tussock forming grass to 1 m tall, with stiffly erect, smooth leaves of a rather bluish- or glaucous-green colour. Leaf blades are generally closely inrolled and sharply tipped. The flower-heads are often narrow and dense panicles to 30 cm long, which rarely spread until after maturity.

Spikelets have 2-7 flowers, are 5-8 mm long and green to straw-coloured and the lemmas (larger of the two flower bracts) are conspicuously hairy along the lower parts of their nerves.

Habitat
Common along coastline on marshes, flats, sand dunes and sea-cliffs.

Distribution
Native of Western Australia, South Australia, Victoria, Tasmania and New South Wales.

Growth Characteristics
Height (m): 0.6 - 1.2
Spread (m): 0.5 - 1.5
Soil Texture: sand, loam, clay
Soil pH: acid soils, neutral soils, alkaliine soils
Frost Sensitivity: resistant
Minimum Rainfall (mm): 350
Flower Colour: cream
Flower Season: spring, summer

(source: SA State Flora Catalog)

Wildlife Interest
birds, butterflies, seed, foliage moths caterpillar food

Classification
Class:Liliopsida
Order:Poales
Family:Poaceae
Genus:Poa
Species:poiformis
Common Name:Blue Tussock Grass