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Aristolochia westlandii

Aristolochia westlandii
Photo: Daderot, CC0

Aristolochia westlandii is a climbing tuberous plant from southern China and Hong Kong, grown mainly for its unusual tubular yellow flowers. It needs a warm, humid, sheltered spot and a sturdy support to climb.

Family
Aristolochiaceae (Aristolochi family)
Grows as
Climber, Bulb
Light
Part shade, Bright indirect
Water
Water regularly during the growing season, letting the top of the soil dry slightly between waterings, and reduce water while dormant.
Soil
Free-draining, humus-rich loam or a peat-based mix with added grit.
Temperature
18–30 °C; protect below 10 °C
How easy
Moderate
Safety
Toxic: Aristolochic acids in the plant are harmful if eaten and can damage the kidneys; the sap can irritate the skin.
Native range
China (Guangdong, Hong Kong)
Climate
subtropical

About

Aristolochia westlandii is a species of plant in the family Aristolochiaceae. It is native to southeastern China, in valley forests in Hong Kong and Guangdong Province at an elevation of 300 to 800 metres (980 to 2,620 ft). The leaves are long, narrow and pointed (12–20 centimetres [4.7–7.9 in]). The flowers are bent tubes from 10–15 centimetres (3.9–5.9 in) long that grow from the base of a leaf. They are yellow with purple veins and blotches.

Other Isotrema plants

Aristolochia arborea · California dutchman's pipe · Aristolochia cucurbitifolia · Aristolochia cucurbitoides · Aristolochia fangchi · Aristolochia forrestiana · Aristolochia hainanensis · Aristolochia hyperxantha · Aristolochia obliqua · Aristolochia quangbinhensis · Aristolochia scytophylla · Aristolochia stevensii

Text excerpted from the Wikipedia article Aristolochia westlandii 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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