Western Elk Clover Plant Care
Boykinia occidentalis Torr. & A.Gray
Updated · Sources · How we source care data
Boykinia occidentalis is a species of flowering plant in the saxifrage family known by the common name coastal brookfoam. It is native to the west coast of North America from British Columbia to California, where it grows in shady areas near riverbanks and streams.
Every 3–7 days
Partial to full shade
50–75°F
40–70%
At a glance
How do you care for Western Elk Clover?
Plant Western Elk Clover in partial to full shade (USDA zones 12a) and water a young shrub every 3–7 days until it is established. It tolerates temperatures of 50–75°F (10–24°C). Fertilize it every 6 months during the growing season.
Where Is the Western Elk Clover Native To?
What Is the Western Elk Clover?
Western Elk Clover (Boykinia occidentalis) belongs to the Saxifragaceae family within the Boykinia genus. Western Elk Clover is native to the west coast of North America from British Columbia to California. Western Elk Clover is also known as Elk Clover.
Western Elk Clover displays a low rosette, spreading growth habit, reaching up to 0.5 ft tall with a spread of approximately 1 ft. Western Elk Clover produces small white or pink flowers in clusters.
Leaf size: approximately 3 inches.
How Often Should You Water a Western Elk Clover?
Water a young or newly planted Western Elk Clover every 3–7 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 3–7 days
Until established; then in dry spells
What Light Does the Western Elk Clover Need?
Western Elk Clover thrives in partial to full shade. The optimal light range is 100–500 lux. Avoid placing Western Elk Clover in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
100–500 lux
What Temperature and Humidity Does the Western Elk Clover Prefer?
Boykinia occidentalis tolerates temperatures of 50–75°F. Western Elk Clover prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a Western Elk Clover?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Western Elk Clover to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Western Elk Clover?
Feed Western Elk Clover every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a Western Elk Clover?
Choose a spot with partial to full shade and moist, well-draining soil rich in organic matter. Avoid low spots where water collects after rain.
Western Elk Clover is suited to USDA Zone 12a.
Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a Western Elk Clover?
Western Elk Clover can spread to about 1 ft (0.3 m) and reach about 1 ft (0 m) tall. Space plants about 1 ft (0.3 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the plant spacing calculator.
How Do You Prune a Western Elk Clover?
Prune Western Elk Clover 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 shrub in one year.
How Do You Care for a Western Elk Clover in Winter?
Western Elk Clover is frost-tender (hardy to USDA zone 12). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.
How Do You Propagate a Western Elk Clover?
Western Elk Clover can be propagated through division, seeds. Similar propagation techniques also apply to foamflower plant care, which shares the same genus.
Is the Western Elk Clover Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Western Elk Clover, 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 Western Elk Clover?
Western Elk Clover is susceptible to aphids, slugs, snails. 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 Western Elk Clover Need?
Western Elk Clover grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Western Elk Clover is native to the west coast of North America from British Columbia to California. In cooler regions, grow Western Elk Clover as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Western Elk Clover 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 Boykinia genus — compare its care with other Boykinia species on PlantoScan.
Boykinia is part of the Saxifragaceae plant family — browse all Saxifragaceae genera and species.
Western Elk Clover copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Boykinia occidentalis Torr. & A.Gray, family Saxifragaceae (first published in Fl. N. Amer. 1: 577 (1840)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Western Elk Clover, 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.
