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Golden Clockvine

Thunbergia gregorii

Also called Golden Glory Vine, Orange Clock Vine, Orange Trumpet Vine

Golden Clockvine
Photo: Jon Sullivan, Public domain

Golden Clockvine is a tuberous, climbing perennial vine from East Africa with bright all-orange flowers, grown as an ornamental. It needs warmth, good drainage and a support to climb, and it may die back in cold weather.

Family
Acanthaceae (Acanthus family)
Grows as
Climber, Perennial
Light
Full sun, Part shade
Water
Water regularly during the growing season and let the top of the soil dry slightly between waterings; reduce sharply in the dry season.
Soil
Well-drained, fertile garden soil or loose potting mix.
Temperature
18–30 °C; protect below 10 °C
How easy
Easy
Native range
S. Ethiopia to Burundi and Tanzania
Climate
seasonally dry tropical

About

Thunbergia gregorii, commonly known as orange clockvine or orange trumpet vine, is a herbaceous perennial climbing plant species in the family Acanthaceae, native to East Africa and sometimes cultivated as an ornamental vine. The bright, pure all-orange flowers distinguish it from the related black-eyed Susan vine (Thunbergia alata).

Spencer Le Marchant Moore described the species in 1894, naming it after John Walter Gregory. Within the genus Thunbergia, it is most closely related to T. alata, the two being placed in the subgenus Parahexacentris. The common name of clockvine relates to the vine spiralling upwards in a clockwise direction.

Other Thunbergia plants

Blackeyed Susan vine · Bush clockvine · Bengal trumpet · Laurel clockvine · Mysore Trumpetvine · Blue Bell · Clockvines

Text excerpted from the Wikipedia article Thunbergia gregorii 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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