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Cup And Saucer Vine

Cobaea scandens

Also called Mexican Ivy, Monastery Bells, Cathedral Bells

Cup And Saucer Vine
Photo: Buendia22, CC BY-SA 4.0

A fast-growing climbing vine from Mexico, widely grown for its bell-shaped flowers that open white and turn violet. Grown in temperate gardens as a half-hardy annual, sown early indoors and planted out after frost.

Family
Polemoniaceae (Polemoni family)
Grows as
Climber
Light
Full sun, Part shade
Water
Water regularly during growth, letting the top of the soil dry slightly between waterings.
Soil
Fertile, well-drained soil or standard potting mix.
Temperature
18-30 °C; protect below 5 °C
How easy
Easy
Native range
Mexico
Climate
seasonally dry tropical

About

Cobaea scandens, the cup-and-saucer vine, cathedral bells, Mexican ivy, or monastery bells, is a species of flowering plant in the phlox family Polemoniaceae. It is native to Mexico, with isolated sightings elsewhere in tropical central and South America.

How to grow it

It is widely cultivated for its twining habit and its highly ornamental flowers, 5 cm (2 in) long, which change from white to purple. In temperate regions it is best grown as a half-hardy annual, sown in heat under glass in early spring, and planted out after all danger of frost is past. It has gained the Royal Horticultural Society's Award of Garden Merit (confirmed 2017). A white form exists, C. scandens f. alba.

Other Cobaea plants

Cobaea

Text excerpted from the Wikipedia article Cobaea scandens 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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