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Austrostipa variabilis, a species of grass that grows in Australia




Images of this species of grass on Google Search (link)

Austrostipa variabilis, a species of grass.

Overview of this grass:

• Austrostipa variabilis is native to southern Australia.
• This grass is a perennial tufted bunchgrass that grows up to a height of 15–80 centimetres.
• The plant bears green or purple flowers.

Geographic location of the grass, the areas that it is most common in:

1. Southwest Botanical Province of Western Australia
2. Adelaide, South Australia
• It grows in a range of habitats.
• These include dunes and granite outcrops.
• It tolerates a range of soils.

Scientific Classification of this grass (more technical description here):

• Kingdom: Plantae
• Angiosperms
• Monocots
• Commelinids
• Order: Poales
• Family: Poaceae
• Genus: Austrostipa
• Species: A. variabilis
• Binomial name: Austrostipa variabilis

Growing/Caring conditions for this grass:

• These species and cultivars are all easily grown in any moderately fertile, well-drained soil in full sun.
• Most of these grasses are hardy to at least a temperature of -15°C.
• However, this is constrained by a condition that many will not survive a winter condition if the soil is waterlogged.
• Once these grasses are growing well, they need little attention apart from cutting back of the foliage during the winter.
• This cleaning up of the foliage is so as to clean up prior to the new flush of growth that appears in the spring.
• This grass is not troubled by pests or diseases.
• These grasses grow on a wide range of soil types, even growing well on poor soils.
• They also prefer soils that have high acidity.
• These species are high drought resistance.

Other tolerances of these species are:
• Low fertility tolerant
• Acid soil tolerant
• Frost tolerant

Sowing conditions for this soil:

• The seeds should be sown below 5-10 mm of the soil surface when there is availability of moisture.
• This grass grows well when sown during autumn or winter.
• In the cooler months, germination can take from 6–8 weeks while in the winter months, it may take 7–10 days.
• It is required to keep the soil moist.
• Do not waterlog the soil for three weeks after sowing.
• Sowing of seeds can be done with or without awns.
• Sow the seeds with awn so that they are able to move during watering.
• This will help the awn to find a space for its burial.
• This grass generally requires hand sowing.
• Sowing the seeds without awns is easier.
• It requires sowing into a groove or shallow trench.





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