Communities

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Scientific Name

Cotula australis

Family Name

ASTERACEAE (COMPOSITAE)

Common Name

Common Cotula

Status

Height

Flowers

White and yellow- green flower heads about 0.5cm in diameter, stalks longer than leaves.

Fruit

Achenes

Form

Spreading annual or perennial herb with stems covered in long soft hairs.

Municipalities

Break O'Day; Brighton; Burnie; Central Coast; Central Highlands; Circular Head; Clarence; Derwent Valley; Dorset; Flinders Island; Georgetown; Glamorgan-Spring Bay; Glenorchy; Hobart; Huon Valley; Kentish; King Island; Kingborough; Latrobe; Launceston; Meander Valley; Northern Midlands; Southern Midlands; Waratah-Wynyard

Communities

Grassy Vegetation; Roadsides

Habitat Notes

Widespread in grassland and on roadsides, also growing in crevices in walls in Hobart.

Site Tolerance

Moist; Rocky; Shady; Shady

Frost Tolerance

Hardy

Soil Tolerance

Clay; Fertile; Loam; Phosphorous intolerant; Poor; Sandy; Well-drained

General Notes

Useful as a groundcover, especially in the shade where other plants will not grow. Can spread to become a nuisance. Suitable below powerlines.

Propagation Details

Propagation Calendar

Flowering Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Seed Collecting Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sowing Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Cutting Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Seed Information

Seed Collection

When seed is mature achenes loosen in centre of the seedhead which develops a fluffy appearance.collect entire seedheads in paper bags and allow to dry

Seed Treatment Method

Surface sow

Seed Storage Life

Short

Viable Seeds Per Gram

Seed Treatment Notes

Seed should be sown fresh Very quick to germinate and to grow.

Germination Time

2-4 weeks

Suitable for Direct Seeding

Cuttings

Expected Time to Take Root

Expected Time to Plant Out

Propagation by Division N.B. Transplant only from nearby to avoid disease.

Yes

Cutting Notes

May also be propagted from cuttings.