Scientific Name: Cyanothamnus nanus var. nanus

Common Name: splitleaf dwarf boronia

Family Classification (Clade): Eudicots

Family: Rutaceae

Form Description: Small plant with woody underground stem and several thin prostrate branches. Leaves pinnate.

Height (m): 0.1 – 0.75

Flowers: Small flowers in axils, 4 sepals, 4 pink petals twice as long as sepals, 8 stamens finely hairy.

Fruit: Capsule – 4 parts

Municipality
Circular HeadMeander ValleyWaratah-WynyardWest Tamar
Plant Communities
Coastal VegetationHeath
Habitat Notes

Found in heath and open woodland usually on sandy or rocky substrates. Local near the north coast.

Site Tolerance

Moist, Shady

Soil Tolerance

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

Frost Tolerance

Hardy

General Notes

Needs a well-drained situation with some shade. Susceptible to Phytophthora cinnamomi.

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, Cuttings

Seed Information

Seed Collection

Capsule splits on maturity ejecting seeds. Only 1-2 weeks between ripening of first and last seeds. Monitor carefully. Cut mature capsules; dry until open to release seed which is dull black. Clean with fine sieve.

Seed Treatment Method

Standard Scatter seed thinly on to damp potting mix. Hold seed in place by covering with more potting mix to approximately the depth of the seed size.

Seed Treatment Notes

Most species are very difficult to grow from seed however this species is reportedly easier and should have good results from fresh seed in four weeks.

Germination Time

4 weeks

Cutting & Division Information

Grown from cuttings in summer.