Chinese Trumpet Vine
Campsis grandiflora (Thunb.) K.Schum.
- light
- Full sun
- water
- Medium
- tall
- 6.5 m
- wide
- 2.3 m
Bignoniaceae
Formerly Bignonia chinensis, Bignonia grandiflora, Campsis adrepens, Campsis chinensis, and 6 more
When it flowers
Not known yet in the tropics: too few flowering observations to read a season from.
If a child, a pet or anyone may have eaten a plant, contact a doctor or vet straight away, or call the National Poisons Information Centre (AIIMS, New Delhi) on 1800 116 117, free and open 24 hours.
Something wrong with it?About it
- Grows as
- LianaKew's checklist, not yet checked
- Climate
- TemperateKew's checklist, not yet checked
- Wild in
- E. China to JapanKew's checklist, not yet checked
- Light
- Full sun (6 h or more)Read from NC State Extension and Wikipedia, checked by a majority of its sourcesBacked by both sources. Sources differ: NC State Extension full, part; Wikipedia full
- Height
- 4.0 m to 9.0 mRead from NC State Extension, one source
- Spread
- 1.8 m to 2.7 mRead from NC State Extension, one source
- Water
- Average: moist, well drainedRead from NC State Extension, one source
- Flowers
- Orange, redRead from NC State Extension and Wikipedia, checked by a majority of its sourcesBacked by both sources. Sources differ: NC State Extension orange, pink, red, yellow; Wikipedia orange, red
- Coldest it survives
- -23.3 °C (USDA zone 6a)Read from NC State Extension, one source
Not known yet: heat, hottest it survives.
In other languages (4)
- Chinese
- 紫葳, 凌霄, 凌霄*(紫葳）
- Finnish
- Isotrumpettiköynnös
- Swedish
- Kinesisk trumpetranka
- Simplified Chinese
- 凌霄, 堕胎花, 紫葳
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- NC State Extension, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-25, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY-SA 2.0
- 3D model: Campsis grandiflora (built for Vanagrha) by Vanagrha, own
A fact “checked by a majority of its sources” was settled by a vote of the pages it was read from, not by a person reading it; one marked “one source” rests on that page alone. Anything else not marked checked has not been checked yet. Where nothing is known, the page says so rather than guess.