Scientific Name: Austrostipa bigeniculata

Common Name: doublejointed speargrass

Family Classification (Clade): Monocots

Family: Poaceae

Threatened Species Status: Rare

Permit: It is an offence to collect, disturb, damage or destroy this species unless under permit.

Form Description: Tufted perennial

Flowers: Spikelets green or purplish, lemma reddish-brown.

Fruit: Caryopsis

Municipality
BrightonCentral HighlandsDerwent ValleyFlindersGlamorgan-Spring BayHobartLauncestonNorthern MidlandsTasmanWest Tamar
Plant Communities
Dry Eucalypt ForestGrassland
Habitat Notes

East coast, open woodland/grassland up to 100m.

Site Tolerance

Dry, Shady

Soil Tolerance

Clay, Loam, Nutrient-poor, Sandy, Well-drained

Frost Tolerance

Tender

Propagation Calendar

  • Flowering Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Seed Collecting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Sowing Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Cutting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Propagation Method
Seed

Seed Information

Seed Treatment Method

Storage Stratification at 3-5°C for up to 3 months may improve results. Place seed in a damp medium, lightly covered. Put moist seeds in a plastic bag and store in the fridge.

Seed Storage Life

Long at room temp.

Seed Treatment Notes

12-24 month storage for after ripening. Sow at twice depth of seed diameter.

Germination Time

3-10 weeks