Compton's Hardenbergia Plant Care
Hardenbergia comptoniana (Andrews) Benth.
Updated · Sources · How we source care data
Hardenbergia comptoniana is a species of flowering plant in the pea family, Fabaceae, native to Western Australia. It is known as native wisteria, a name also used for Austrocallerya megasperma.
Every 7–10 days
Full sun to partial shade
50–80°F
40–70%
At a glance
How do you care for Compton's Hardenbergia?
Water Compton's Hardenbergia every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–80°F (10–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Compton's Hardenbergia Native To?
What Is the Compton's Hardenbergia?
Compton's Hardenbergia (Hardenbergia comptoniana) belongs to the Fabaceae family within the Hardenbergia genus. Compton's Hardenbergia is native to Western Australia. Compton's Hardenbergia is also known as False Sarsaparilla, Native Sarsaparilla, Purple Coral Pea.
Compton's Hardenbergia displays a climbing vine, trailing growth habit, reaching up to 6 ft tall with a spread of approximately 3 ft. Compton's Hardenbergia produces pea-like flowers in shades of purple, pink, or white.
Leaf size: approximately 3 inches.
How Often Should You Water a Compton's Hardenbergia?
Hardenbergia comptoniana requires watering every 7–10 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 7–10 days
Let soil partially dry between waterings
What Light Does the Compton's Hardenbergia Need?
Compton's Hardenbergia thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Compton's Hardenbergia Prefer?
Hardenbergia comptoniana grows best at temperatures of 50–80°F. Compton's Hardenbergia prefers humidity levels of 40–70%.
Temperature
50–80°F
Humidity
40–70%
What Soil Mix Works Best for a Compton's Hardenbergia?
Well-draining soil mix with added compost for nutrients. Good drainage is essential for Compton's Hardenbergia to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Compton's Hardenbergia?
Feed Compton's Hardenbergia every 6 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 6 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 Compton's Hardenbergia?
Repot every 2-3 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 Compton's Hardenbergia?
Compton's Hardenbergia can be propagated through softwood cuttings, seeds. Similar propagation techniques also apply to false sarsaparilla plant care, which shares the same genus.
Is the Compton's Hardenbergia Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Compton's Hardenbergia, 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 Compton's Hardenbergia?
Compton's Hardenbergia 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.
What USDA Hardiness Zone Does the Compton's Hardenbergia Need?
Compton's Hardenbergia grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Compton's Hardenbergia is native to Western Australia. In cooler regions, grow Compton's Hardenbergia as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Compton's Hardenbergia 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 Hardenbergia genus — compare its care with other Hardenbergia species on PlantoScan.
Hardenbergia is part of the Fabaceae plant family — browse all Fabaceae genera and species.
Compton's Hardenbergia 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: Hardenbergia comptoniana (Andrews) Benth., family Fabaceae (first published in Comm. Legum. Gen. : 60 (1837)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Compton's Hardenbergia, 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.
- Hardiness zone: USDA Zone 12a, calculated from the plant's minimum temperature.
- 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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