Wilder's Horkelia Plant Care
Horkelia wilderae Parish
Updated · Sources · How we source care data
Potentilla wilderae, commonly known as Barton Flats horkelia, is a rare species of flowering plant in the rose family. It is endemic to San Bernardino County, California, where it is known from only about ten occurrences in the vicinity of Barton Flats.
Bright indirect to low light
At a glance
How do you care for Wilder's Horkelia?
Plant Wilder's Horkelia in bright indirect to low light.
Where Is the Wilder's Horkelia Native To?
What Is the Wilder's Horkelia?
Wilder's Horkelia (Horkelia wilderae) belongs to the Rosaceae family within the Horkelia genus. Wilder's Horkelia is native to San Bernardino County, California.
Wilder's Horkelia displays a low rosette, clumping growth habit, reaching up to tall with a spread of approximately . Wilder's Horkelia produces small, inconspicuous flowers in clusters.
What Light Does the Wilder's Horkelia Need?
Wilder's Horkelia thrives in bright indirect to low light. Avoid placing Wilder's Horkelia in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect to low light
What Soil Mix Works Best for a Wilder's Horkelia?
Rich, well-draining soil with high organic content. Good drainage is essential for Wilder's Horkelia to prevent waterlogging, which leads to root rot and fungal issues.
Where Should You Plant a Wilder's Horkelia?
Choose a spot with bright indirect to low light and rich, well-draining soil with high organic content. Avoid low spots where water collects after rain.
Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Do You Prune a Wilder's Horkelia?
Prune Wilder's Horkelia while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the tree in one year.
How Do You Care for a Wilder's Horkelia in Winter?
Water deeply in late autumn before the ground freezes, and spread a 5–8 cm (2–3 in) layer of mulch over the root zone, keeping it away from the trunk.
Young and container-grown trees need extra protection: roots in a pot freeze much more easily than roots in the ground.
How Do You Propagate a Wilder's Horkelia?
Wilder's Horkelia can be propagated through division, seeds. Similar propagation techniques also apply to horkelia clevelandii plant care, which shares the same genus.
Is the Wilder's Horkelia Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Wilder's Horkelia, 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 Wilder's Horkelia?
Wilder's Horkelia is susceptible to spider mites, aphids, 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
Wilder's Horkelia 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 Horkelia genus — compare its care with other Horkelia species on PlantoScan.
Horkelia is part of the Rosaceae plant family — browse all Rosaceae genera and species.
Wilder's Horkelia copes with lower light than most plants — browse the full list of low-light plants.
More Horkelia Species
Other Horkelia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Horkelia wilderae Parish, family Rosaceae (first published in Bot. Gaz. 38: 460 (1904)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Wilder's Horkelia, 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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