Municipalities

Scientific Name

Hibbertia acicularis

Family Name

DILLENIACEAE

Common Name

Prickly Guinea-flower

Status

Height

0.3m x 0.6m (30cm x 60cm)

Flowers

Yellow, solitary on slender stalks 1-2 cm long; size extremely variable 0.8-1.5 cm across.

Fruit

Seed follicles

Form

Dwarf prickly shrub with needle-like leaves; may be erect or sprawling.

Municipalities

Break O'Day; Burnie; Circular Head; Clarence; Dorset; Flinders Island; Georgetown; Glamorgan-Spring Bay; Huon Valley; Kingborough; Latrobe; Launceston; Northern Midlands; Southern Midlands; Tasman; Waratah-Wynyard; West Coast; West Tamar

Communities

Grassy Vegetation; Heath

Habitat Notes

Common in sandy heaths

Site Tolerance

Moist; Moist; Rocky

Frost Tolerance

Moderate

Soil Tolerance

Phosphorous intolerant; Poor; Sandy; Well-drained

General Notes

Susceptible 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

Seeds brown and shiny with jagged aril. very difficult to propagate from seed. viable seeds are dark in colour, enclosed by a pulpy aril; non-viable seed are lighter in colour and weight and aril is brittle. vulnerable to insects

Seed Treatment Method

Smoke

Seed Storage Life

1-2 years

Viable Seeds Per Gram

Seed Treatment Notes

Seeds shed very quickly after maturity; collection is difficult and time consuming and only a few viable seeds are produced which often are predated by insects. Difficult to germinate from seed; germination rate may be improved slightly by smoke treatment.

Germination Time

1-3 months

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.

Cutting Notes

Cuttings strike easily if taken from firm, vigorous growth. New growth is produced from woody rootstock after fire.