Blue Trumpet Vine Plant Care
Thunbergia longiflora F.Muell.
Updated · Sources · How we source care data
Thunbergia fragrans, the whitelady is a perennial climbing twiner in the family Acanthaceae, native to South and Southeast Asia and China.
Bright indirect light
At a glance
How do you care for Blue Trumpet Vine?
Blue Trumpet Vine grows best in bright indirect light.
Where Is the Blue Trumpet Vine Native To?
What Is the Blue Trumpet Vine?
Blue Trumpet Vine (Thunbergia longiflora) belongs to the Acanthaceae family within the Thunbergia genus. Blue Trumpet Vine is native to South and Southeast Asia and China. Blue Trumpet Vine is also known as Clock Vine.
Blue Trumpet Vine displays a vining, trailing growth habit, reaching up to tall with a spread of approximately . Blue Trumpet Vine produces tubular flowers in various colors like yellow, orange, or white.
What Light Does the Blue Trumpet Vine Need?
Blue Trumpet Vine thrives in bright indirect light. Avoid placing Blue Trumpet Vine in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Soil Mix Works Best for a Blue Trumpet Vine?
Well-draining, fertile soil with added compost for nutrients. Good drainage is essential for Blue Trumpet Vine to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Blue Trumpet Vine?
Repot annually in spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Blue Trumpet Vine?
Blue Trumpet Vine can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to black eyed susan vine plant care, which shares the same genus.
Is the Blue Trumpet Vine Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Blue Trumpet Vine, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Blue Trumpet Vine?
Blue Trumpet Vine is susceptible to aphids, spider mites, whiteflies. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
Keep exploring plants
Blue Trumpet Vine is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Thunbergia genus — compare its care with other Thunbergia species on PlantoScan.
Thunbergia is part of the Acanthaceae plant family — browse all Acanthaceae genera and species.
Blue Trumpet Vine thrives in bright light and direct sun — see other bright-light plants.
More Thunbergia Species
Other Thunbergia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Thunbergia longiflora F.Muell., family Acanthaceae (first published in Fragm. 9: 73 (1875)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Blue Trumpet Vine, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
Identify Plants Like the
Blue Trumpet Vine Instantly
Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.
Free
to download
iOS & Android
platforms
Light & dark
mode
100,000+
species