Three-nerved Sundew Plant Care
Drosera trinervia Spreng.
Updated · Sources · How we source care data
Drosera trinervia is a species in the carnivorous plant genus Drosera that is endemic to the Cape Provinces of South Africa. It was first described by Kurt Polycarp Joachim Sprengel in his 1820 work Neue Entdeckungen im ganzen Umfang der Pflanzenkunde.
Full sun to partial shade
At a glance
How do you care for Three-nerved Sundew?
Three-nerved Sundew grows best in full sun to partial shade.
Where Is the Three-nerved Sundew Native To?
What Is the Three-nerved Sundew?
Three-nerved Sundew (Drosera trinervia) belongs to the Droseraceae family within the Drosera genus. Three-nerved Sundew is native to the Cape Provinces of South Africa.
Three-nerved Sundew displays a low rosette, clumping habit growth habit, reaching up to tall with a spread of approximately . Three-nerved Sundew produces small, delicate white or pink flowers on tall stalks.
What Light Does the Three-nerved Sundew Need?
Three-nerved Sundew thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Three-nerved Sundew?
Nutrient-poor, acidic soil with high organic matter content like sphagnum moss and perlite. Good drainage is essential for Three-nerved Sundew to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Three-nerved Sundew?
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 Three-nerved Sundew?
Three-nerved Sundew can be propagated through leaf cuttings, division, seeds. Similar propagation techniques also apply to cape sundew plant care, which shares the same genus.
Is the Three-nerved Sundew Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Three-nerved Sundew, 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 Three-nerved Sundew?
Three-nerved Sundew is susceptible to aphids, spider mites, fungus gnats. 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
Three-nerved Sundew 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 Drosera genus — compare its care with other Drosera species on PlantoScan.
Drosera is part of the Droseraceae plant family — browse all Droseraceae genera and species.
Three-nerved Sundew thrives in bright light and direct sun — see other bright-light plants.
More Drosera Species
Other Drosera species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Drosera trinervia Spreng., family Droseraceae (first published in Neue Entd. 1: 298 (1820)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Three-nerved Sundew, 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.
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