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Samoan Waxplant

Hoya australis

Also called Wax Flower, Wax Vine, Common Waxflower, Hoya, Native Hoya

Samoan Waxplant
Photo: Murray Fagg, CC BY-SA 3.0 au

Hoya australis is a succulent climbing vine or subshrub, native to northern and eastern Australia, New Guinea and Melanesia, grown for its fragrant cream and red wax-like flowers. It needs bright light, ideally direct sun, to flower well.

Family
Apocynaceae (Dogbane family)
Grows as
Climber, Succulent
Light
Full sun
Water
Water thoroughly when the top of the potting mix is dry, and let it dry out between waterings, especially in winter.
Soil
Free-draining mix such as orchid bark, perlite and potting mix.
Temperature
18–30 °C; protect below 10 °C
How easy
Easy
Safety
Toxic
Native range
N. Borneo, Sulawesi, New Guinea to SW. Pacific
Climate
seasonally dry tropical

About

Hoya australis, commonly known as waxflower or common hoya, is a species of flowering plant in the Apocynaceae or dogbane family and is native to northern and eastern Australia, Papuasia and Melanesia. It is a succulent vine or subshrub with fleshy or leathery, elliptic, oblong, egg-shaped or more or less round leaves, racemes of fleshy, cream-coloured and red flowers, and spindle-shaped follicles. It is a popular garden plant, noted for its fragrant flowers.

How to grow it

Hoya australis is a popular garden and houseplant in Australia, where it flowers best in a well-lit position. It is often grown in containers and trained to grow on trellises on verandahs, fences and in glasshouses. It is a butterfly-attracting plant in the garden. It can be grown indoors provided it receives direct sunlight.

Where it grows

This species of Hoya is endemic to Australia, and is found in Western Australia, the Northern Territory, Queensland and New South Wales.

Other Hoya plants

Christmas Island Waxvine · Hoya anulata · Miniature Wax Plant · Hoya bilobata · Hoya calycina · Porcelainflower · Hoya deykeae · Hoya gracilis · Hoya imperialis · Hoya kanyakumariana · Red Hoya · Hoya meliflua

Text excerpted from the Wikipedia article Hoya australis 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.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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