Swallowwort Plant Care
Cynanchum viminale (L.) L.
Updated · Sources · How we source care data
Cynanchum viminale is a leafless succulent plant in the family Apocynaceae. The species is native to West Africa, the Indian Ocean and Western Pacific region.
Bright indirect light
At a glance
How do you care for Swallowwort?
Swallowwort grows best in bright indirect light. It is reported as toxic to pets, so keep it out of reach of pets.
Where Is the Swallowwort Native To?
What Is the Swallowwort?
Swallowwort (Cynanchum viminale) belongs to the Apocynaceae family within the Cynanchum genus. Swallowwort is native to West Africa, the Indian Ocean and Western Pacific region. Swallowwort is also known as Viminal Swallowwort.
Swallowwort displays a vining, twining habit growth habit, reaching up to tall with a spread of approximately . Swallowwort produces small, star-shaped flowers in clusters.
What Light Does the Swallowwort Need?
Swallowwort thrives in bright indirect light. Avoid placing Swallowwort 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 Swallowwort?
Well-draining sandy loam with added perlite for improved drainage. Good drainage is essential for Swallowwort to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Swallowwort?
Repot every 1-2 years in early 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 Swallowwort?
Swallowwort can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to cynanchum ellipticum plant care, which shares the same genus.
Is the Swallowwort Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
Toxic to humans and pets if ingested
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 Swallowwort?
Swallowwort is susceptible to aphids, spider mites, mealybugs. 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
Swallowwort 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 Cynanchum genus — compare its care with other Cynanchum species on PlantoScan.
Cynanchum is part of the Apocynaceae plant family — browse all Apocynaceae genera and species.
Swallowwort thrives in bright light and direct sun — see other bright-light plants.
More Cynanchum Species
Other Cynanchum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Cynanchum viminale (L.) L., family Apocynaceae (first published in Mant. Pl. 2: 392 (1771)) — World Flora Online record, IPNI name record.
- Pet toxicity: Swallowwort is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. 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.
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