Family Index

Scientific Name

Olearia obcordata

Family Name

ASTERACEAE (COMPOSITAE)

Common Name

Obcordate Daisy-bush

Status

Height

0.6m (60cm)

Flowers

Flower-heads without stalks. Florets white, usually 10-15.

Fruit

Achenes

Form

Much-branched straggling shrub.

Municipalities

Break O'Day; Central Highlands; Derwent Valley; Dorset; Glenorchy; Hobart; Kentish; Meander Valley; Northern Midlands; West Coast

Communities

Montane Vegetation; Subalpine shrubberies

Habitat Notes

Tas. endemic. Occasional in montane and subalpine shrubberies at altitudes of 900-1000m

Site Tolerance

Exposed; Moist; Windy

Frost Tolerance

Hardy

Soil Tolerance

Fertile; Loam; Phosphorous intolerant; Well-drained

General Notes

Resistant to Phytophthora cinnamomi. 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

Fruit, an achene without hairs, pappus c7mm long. when seed is mature the achenes loosen in the centre of the seedheads which appear fluffy. collect seedheads into paper bags and allow to dry. rub and sieve

Seed Treatment Method

Surface sow

Seed Storage Life

Short

Viable Seeds Per Gram

Seed Treatment Notes

.For best results fresh seed should be used. Surface sow or lightly cover. Has been used with some success for direct seeding. Olearia could be susceptible to mealy bug.

Germination Time

2-5 weeks

Suitable for Direct Seeding

Yes

Cuttings

Expected Time to Take Root

Expected Time to Plant Out

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

Cutting Notes

Also propagated from cuttings.