Common Whitlow-grass Plant Care

Draba nemorosa L.

Updated · Sources · How we source care data

Draba nemorosa is a species of flowering plant belonging to the family Brassicaceae.

🌱Herbs
Water

Every 7–10 days

Light

Full sun to partial shade

Temp

50–75°F

Humidity

40–60%

At a glance

How do you care for Common Whitlow-grass?

Plant Common Whitlow-grass in full sun to partial shade (USDA zones 12a) and water a young shrub every 7–10 days until it is established. It tolerates temperatures of 50–75°F (10–24°C). Fertilize it every 6 months during the growing season.

What Is the Common Whitlow-grass?

Common Whitlow-grass (Draba nemorosa) belongs to the Brassicaceae family within the Draba genus. Common Whitlow-grass is also known as Yellow Whitlow-grass.

Common Whitlow-grass displays a low rosette, spreading growth habit, reaching up to 0.5 ft tall with a spread of approximately 1 ft. Common Whitlow-grass produces small white or yellow flowers in clusters.

Leaf size: approximately 1 inches.

How Often Should You Water a Common Whitlow-grass?

Water a young or newly planted Common Whitlow-grass every 7–10 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 7–10 days

Until established; then in dry spells

What Light Does the Common Whitlow-grass Need?

Common Whitlow-grass thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Common Whitlow-grass Prefer?

Draba nemorosa tolerates temperatures of 50–75°F. Common Whitlow-grass prefers humidity levels of 40–60%.

Temperature

50–75°F

Humidity

40–60%

What Soil Mix Works Best for a Common Whitlow-grass?

Well-draining sandy soil with some organic matter. Good drainage is essential for Common Whitlow-grass to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Common Whitlow-grass?

Feed Common Whitlow-grass 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 Common Whitlow-grass?

Choose a spot with full sun to partial shade and well-draining sandy soil with some organic matter. Avoid low spots where water collects after rain.

Common Whitlow-grass 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 Common Whitlow-grass?

Common Whitlow-grass 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 Common Whitlow-grass?

Prune Common Whitlow-grass 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 Common Whitlow-grass in Winter?

Common Whitlow-grass 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 Common Whitlow-grass?

Common Whitlow-grass can be propagated through seeds, division. Similar propagation techniques also apply to magellan draba plant care, which shares the same genus.

Is the Common Whitlow-grass Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Common Whitlow-grass, 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 Common Whitlow-grass?

Common Whitlow-grass is susceptible to aphids, flea beetles, cabbage worms. 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 Common Whitlow-grass Need?

Common Whitlow-grass grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. In cooler regions, grow Common Whitlow-grass as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 12a

Keep exploring plants

Common Whitlow-grass 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 Draba genus — compare its care with other Draba species on PlantoScan.

Draba is part of the Brassicaceae plant family — browse all Brassicaceae genera and species.

Common Whitlow-grass thrives in bright light and direct sun — see other bright-light plants.

More Draba Species

Other Draba species in PlantoScan's care catalogue share similar watering, light, and soil preferences:

Sources

  • Scientific name & taxonomy: Draba nemorosa L., family Brassicaceae (first published in Sp. Pl. : 643 (1753)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Common Whitlow-grass, 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.

PlantoScan app icon

Identify Plants Like the
Common Whitlow-grass Instantly

Scan any plant with your phone camera and get instant ID, care tips, water and fertilizer reminders, and health checks — all in one app.

Download on the App StoreGet it on Google Play

Free

to download

iOS & Android

platforms

Light & dark

mode

100,000+

species