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Blue Leschenaultia

Lechenaultia biloba

Blue Leschenaultia
Photo: Murray Fagg, CC BY 3.0 au

Blue leschenaultia is a spreading, heath-like shrub from south-west Western Australia, prized for its vivid blue flowers. The key to growing it is excellent drainage and good air movement, as it is prone to rot and fungal disease in wet or still conditions.

Family
Goodeniaceae (Goodeni family)
Light
Full sun
Water
Water sparingly once established and let the soil dry between waterings; avoid waterlogging.
Soil
Free-draining sandy or gritty mix; tolerates granite or laterite-type soils.
How easy
Moderate

About

Lechenaultia biloba, commonly known as blue leschenaultia, is a species of flowering plant in the family Goodeniaceae and is endemic to the south-west of Western Australia. It is a glabrous herb or subshrub with spreading branches, thin, heathlike leaves and blue, tube-shaped flowers.

How to grow it

The most familiar member of the genus, L. biloba is commonly grown in Australian gardens. Renowned for its vivid blue flowers, it was first grown in the United Kingdom in the 1840s. Many cultivars were sold in the 1960s that are no longer available. It grows best in well-ventilated locations with very good drainage, otherwise it is prone to fungal disease, in particular grey mould (Botrytis cinerea) of the branches and soil-borne Phytophthora and Pythium, and is often short-lived, lasting four to six years in a good location, or perishing within a year in a poor one. It is readily propagated by cuttings.

Lechenaultia biloba is grown in rockeries or hanging baskets.

Where it grows

Lechenaultia biloba is found across a wide swathe of Western Australia, from the Geraldton sandplains south through to the southwestern corner of the state and east to Esperance. It grows on granite- or laterite soils, where it is found on hills or flat areas.

Other Lechenaultia plants

Lechenaultia acutiloba · Lechenaultia aphylla · Lechenaultia brevifolia · Lechenaultia chlorantha · Lechenaultia floribunda · Red Leschenaultia

Text excerpted from the Wikipedia article Lechenaultia biloba by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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