Rose Rockcress Plant Care
Arabis blepharophylla Hook. & Arn.
Updated · Sources · How we source care data
Arabis blepharophylla is a species of flowering plant in the family Brassicaceae, known by the common names coast rock cress and rose rock cress. It is endemic to California, growing mostly in the San Francisco Bay Area and nearby low-elevation California Coast Ranges.
Every 7–10 days
Full sun to part shade
50–75°F
40–60%
At a glance
How do you care for Rose Rockcress?
Water Rose Rockcress every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to part shade. It prefers temperatures of 50–75°F (10–24°C) and 40–60% humidity. Fertilize it every 6 months during the growing season.
Where Is the Rose Rockcress Native To?
What Is the Rose Rockcress?
Rose Rockcress (Arabis blepharophylla) belongs to the Brassicaceae family within the Arabis genus. Rose Rockcress is native to California, growing mostly in the San Francisco Bay Area and nearby low-elevation California Coast Ranges.
Rose Rockcress displays a low-growing spreading perennial growth habit, reaching up to 0.5 ft tall with a spread of approximately 1.5 ft. Rose Rockcress produces small white or pink flowers in clusters.
Leaf size: approximately 2 inches.
How Often Should You Water a Rose Rockcress?
Arabis blepharophylla 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 Rose Rockcress Need?
Rose Rockcress thrives in full sun to part shade.
Light Requirement
Full sun to part shade
What Temperature and Humidity Does the Rose Rockcress Prefer?
Arabis blepharophylla grows best at temperatures of 50–75°F. Rose Rockcress prefers humidity levels of 40–60%.
Temperature
50–75°F
Humidity
40–60%
What Soil Mix Works Best for a Rose Rockcress?
Well-draining sandy loam with added organic matter. Good drainage is essential for Rose Rockcress to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Rose Rockcress?
Feed Rose Rockcress 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 Rose Rockcress?
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 Rose Rockcress?
Rose Rockcress can be propagated through seeds, division.
Is the Rose Rockcress Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Rose Rockcress, 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 Rose Rockcress?
Rose Rockcress is susceptible to aphids, caterpillars, flea beetles. 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 Rose Rockcress Need?
Rose Rockcress grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Rose Rockcress is native to California, growing mostly in the San Francisco Bay Area and nearby low-elevation California Coast Ranges. In cooler regions, grow Rose Rockcress as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Rose Rockcress 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 Arabis genus (family Brassicaceae) — search all Arabis species in the plant lookup.
Rose Rockcress 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: Arabis blepharophylla Hook. & Arn., family Brassicaceae (first published in Bot. Beechey Voy. : 321 (1838)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Rose Rockcress, 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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