Image: AI generated
False yellowhead Plant Care
Aganosma breviloba Kerr
Updated · Sources · How we source care data
This plant is known for its glossy, dark green leaves that have a waxy texture. Originating from tropical regions of Asia, it is highly sought after by plant collectors for its fragrant white flowers that bloom in clusters, adding a sweet scent to any garden or indoor space.
Every 3–5 days
Bright indirect light
65–85°F
60–80%
At a glance
How do you care for False yellowhead?
Water False yellowhead every 3–5 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 65–85°F (18–29°C) and 60–80% humidity. Fertilize it every 2 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.
What Is the False yellowhead?
False yellowhead (Aganosma breviloba) belongs to the Apocynaceae family within the Aganosma genus. False yellowhead is native to Central America, South America. False yellowhead is also known as Yellow alder.
False yellowhead displays a twining vine growth habit, reaching up to 6 ft tall with a spread of approximately 4 ft. False yellowhead produces fragrant white tubular flowers.
How Often Should You Water a False yellowhead?
Aganosma breviloba requires watering every 3–5 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 3–5 days
Let soil partially dry between waterings
What Light Does the False yellowhead Need?
False yellowhead thrives in bright indirect light. Avoid placing False yellowhead in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the False yellowhead Prefer?
Aganosma breviloba grows best at temperatures of 65–85°F. False yellowhead prefers humidity levels of 60–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–85°F
Humidity
60–80%
What Soil Mix Works Best for a False yellowhead?
Well-draining, rich potting mix with added perlite for drainage. Good drainage is essential for False yellowhead to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a False yellowhead?
Feed False yellowhead every 2 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 2 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a False yellowhead?
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 False yellowhead?
False yellowhead can be propagated through softwood cuttings, air layering. Similar propagation techniques also apply to climbing aganosma plant care, which shares the same genus.
Is the False yellowhead 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 False yellowhead?
False yellowhead is susceptible to aphids, spider mites, scale insects. 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
False yellowhead 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 Aganosma genus — compare its care with other Aganosma species on PlantoScan.
Aganosma is part of the Apocynaceae plant family — browse all Apocynaceae genera and species.
False yellowhead thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Aganosma breviloba Kerr, family Apocynaceae (first published in Bull. Misc. Inform. Kew 1937: 92 (1937)) — World Flora Online record, IPNI name record.
- Pet toxicity: False yellowhead 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.
- Photo: AI-generated illustration (labelled on the image).
- 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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