Australian Native Plants

  Boronia filifolia (Slender Boronia)

Boronia filifolia photo
Foliage and flowers of Boronia filifolia

Photograph by Murray Fagg. Some rights reserved.    (view image details)

Growth Characteristics information is sourced from: State Flora Catalog, Government of South Australia Licensed under Creative Commons CC BY 4.0 license.


distribution map showing range of Boronia filifolia in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License

Common Name
Slender Boronia

Slender Boronia is a slender shrub that grows to about 50 cm high. The leaves are simple linear to narrow egg-shaped up to 3 cm long and up to 1.5 mm wide; or can have three leaflets with each leaflet up to 1 cm long and 1.5 mm wide. Pink flowers are produced singly from the leaf axils. Flowering is in winter, spring and summer between July and February. The flower has four sepals about 1 mm to 3 mm long, and four petals about 4 mm to 12 mm long, and eight stamens.

heath, mallee and woodland

Slender Boronia is endemic to south east of South Australia including Kangaroo Island, and far west of Victoria.

Growth Characteristics
Height (m): 0.5 - 1
Spread (m): 0.51
Soil Texture: sand, loam, clay
Soil pH: acid soils, neutral soils, alkaliine soils
Frost Sensitivity: moderately sensitive
Minimum Rainfall (mm): 450
Flower Colour: pink
Flower Season: spring, summer

(source: SA State Flora Catalog)

Common Name:Slender Boronia

Relatives in same Genus
  Boronia anemonifolia
  Boronia citriodora
  Boronia crenulata
  Boronia cymosa
  Boronia deanei
  Boronia floribunda
  Boronia fraseri
  Boronia gracilipes
  Boronia heterophylla
  Boronia ledifolia
  Boronia megastigma
  Boronia mollis
  Boronia molloyae
  Boronia muelleri
  Boronia parviflora
  Boronia safrolifera
  Boronia serrulata
  Boronia tetrandra
  Boronia thujona