How to Grow Common Whitlowgrass
iNaturalist
Common Whitlowgrass
Draba verna
flowerDraba verna is a diminutive winter annual or biennial wildflower native to Europe and western Asia, now naturalized across North America. It produces tiny white flowers on delicate stems rising from a basal rosette of small, hairy leaves. Despite its modest size (typically 2-8 inches tall), it is notably cold-hardy and flowers very early in spring.
When should you plant Common Whitlowgrass in your zone?
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Example Common Whitlowgrass timeline · Pittsburgh, PA (Zone 6b)
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Plant Common Whitlowgrass
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Common Whitlowgrass blooms
Around Jul 16≈ 90 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Common Whitlowgrass dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; particularly well-suited to cooler climates
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Get my Common Whitlowgrass timeline →Growth Stages
Germination
1-2 weeksTiny seeds germinate on cool soil surface; cotyledons emerge within 7-14 days
Keep soil consistently moist but not waterlogged; light exposure aids germination; sow in fall for spring flowering
Rosette Formation
6-10 weeksSmall hairy leaves form a tight basal rosette close to the ground; plant remains low-growing through winter
Minimal water needed in dormant season; no fertilizer required; cold period necessary for flowering trigger
Bolting & Flowering
4-6 weeksAs temperatures warm in early spring, thin stems elongate and produce tiny white four-petaled flowers in dense racemes
Maintain light watering; flowers appear as temperatures reach 45-50°F consistently; deadhead to encourage more blooms
Seed Development & Maturation
3-4 weeksFlowers develop into small silicle seed pods (flattened, oval capsules); pods dry and mature by late spring
Allow pods to fully dry on plant; reduce water as seeds develop; watch for natural self-seeding
Seed Dispersal & Senescence
2-3 weeksPlant senesces as temperatures rise in late spring/early summer; seed pods split and release seeds
Allow plants to dry naturally for volunteer seedlings next season; remove spent plants if desired to reduce clutter
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Row covers over seedlings; remove debris; encourage beneficial predators; insecticidal soap if severe
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Strong water spray; insecticidal soap; encourage ladybugs and lacewings
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Ensure air circulation; avoid wetting foliage; remove infected leaves; apply sulfur or neem oil if needed
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and
Remove debris and mulch; copper tape barriers; hand-pick at night; encourage ground beetles
Uses
Edible Microgreens & Young Greens
CulinaryYoung rosette leaves can be eaten as tender, slightly peppery microgreens or in early spring salads. Use sparingly as a flavoring green due to diminutive size and hairy texture. [source]
Traditional Herbal Remedy
MedicinalHistorically used in European folk medicine for treating whitlow (infected nail beds) and other skin conditions, hence the common name. Contains glucosinolates typical of the Brassicaceae family. [source]
Early Spring Flower Arranging
CraftTiny delicate white flowers add charming texture to winter and early spring floral arrangements and are prized by flower enthusiasts for their early bloom time. [source]
Pollinator Food Source
WildlifeEarly flowers provide critical early-season nectar and pollen for emerging bees, butterflies, and other pollinators when few other sources are available. [source]
Alpine Garden & Rock Garden Accent
HouseholdIts tiny stature and early bloom make it ideal for rock gardens, alpine troughs, container gardens, and naturalized areas, requiring minimal maintenance once established. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Harvest seed pods when fully dry and papery, typically late May to June in most climates. Collect entire seed-bearing stems into a paper bag and allow to fully dry indoors. Seeds can be stored dry in cool conditions for several years. For ornamental use, harvest small bouquets of flowers in early spring when petals fully open.
Fun Facts
- 🌱 The genus name 'Draba' comes from Greek 'drabe,' meaning a type of cress or peppery plant, reflecting its Brassicaceae family membership.
- 🌱 Draba verna is one of the earliest flowering plants in temperate regions, sometimes blooming while snow patches remain on the ground, making it a celebrated harbinger of spring in naturalist communities.
- 🌱 Despite being only 2-8 inches tall, a single plant can produce hundreds of seeds, explaining its successful naturalization and prolific self-seeding behavior across North America and Europe.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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