Agnorhiza ovata Plant Care
Agnorhiza ovata (Torr. & A.Gray) W.A.Weber
Updated · Sources · How we source care data
Agnorhiza ovata is a species of flowering plant known by the common name southern mule's ears. It is native to the mountains and foothills of southern California and Baja California, occurring the Coast Ranges and Sierra Nevada foothills in Tulare, Kern, Ventura, Los Angeles, Orange, Riverside, and San Diego counties in California, with additional populations in the Peninsular Ranges south of the international border.
Every 7–10 days
Full sun to partial shade
60–80°F
40–70%
At a glance
How do you care for Agnorhiza ovata?
Water Agnorhiza ovata 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 60–80°F (16–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
What Is the Agnorhiza ovata?
Agnorhiza ovata (Agnorhiza ovata) belongs to the Asteraceae family within the Agnorhiza genus.
Agnorhiza ovata displays a clumping perennial herb growth habit, reaching up to 1.5 ft tall with a spread of approximately 1 ft. Agnorhiza ovata produces small yellow daisy-like flowers in clusters.
Leaf size: approximately 3 inches.
How Often Should You Water a Agnorhiza ovata?
Agnorhiza ovata 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 Agnorhiza ovata Need?
Agnorhiza ovata thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Agnorhiza ovata Prefer?
Agnorhiza ovata grows best at temperatures of 60–80°F. Agnorhiza ovata prefers humidity levels of 40–70%.
Temperature
60–80°F
Humidity
40–70%
What Soil Mix Works Best for a Agnorhiza ovata?
Well-draining sandy soil mix with added organic matter. Good drainage is essential for Agnorhiza ovata to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Agnorhiza ovata?
Feed Agnorhiza ovata 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 Agnorhiza ovata?
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 Agnorhiza ovata?
Agnorhiza ovata can be propagated through seeds, division of rhizomes. Similar propagation techniques also apply to agnorhiza reticulata plant care, which shares the same genus.
Is the Agnorhiza ovata Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Agnorhiza ovata, 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 Agnorhiza ovata?
Agnorhiza ovata is susceptible to aphids, whiteflies, spider mites. 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 Agnorhiza ovata Need?
Agnorhiza ovata grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. In cooler regions, grow Agnorhiza ovata as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Agnorhiza ovata 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 Agnorhiza genus — compare its care with other Agnorhiza species on PlantoScan.
Agnorhiza is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Agnorhiza ovata 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: Agnorhiza ovata (Torr. & A.Gray) W.A.Weber, family Asteraceae (first published in Phytologia 85(1): 20. 1999 [1998 publ. 1999]) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Agnorhiza ovata, 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 13a, 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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