Petalostylis cassioides is commonly called the Butterfly Bush.
A low growing spreading shrub from the Northern Territory through to Western Australia, Petalostylis cassioides has been used traditionally as a bush remedy.
In the garden it is grown for the attractive golden yellow flowers that appear in masses in early spring.
Care and Cultivation
It grows in dry sandy soils in areas such as Ormiston Gorge and Kings Canyon, the foliage is feathery in appearance and pinnate in form, the flowers are marked with a bright red.
Drought tolerant and frost tolerant it requires excellent drainage and a warm sunny position to thrive.
Over time it will spread to around 2.5 metres across and around 1 metre in height.
Propagation is from seed which requires a treatment with hot water to germinate.
Rarely available for sale although seeds can sometimes be found online.
Petalostylis cassioides Summary Information
- Botanical Name – Petalostylis cassioides
- Family – Caesalpiniaceae
- Common Name – Butterfly Bush
- Flowers – Golden yellow with red markings.
- Flowering Time – Spring however spot flowers through the year
- Foliage – Pinnate in form, mid green and feathery in appearance.
- Position – Full sun to a little afternoon shade.
- Soil – Sandy well drained.
- Frost tolerant – Yes
- Drought tolerant – Yes