How to Grow Wavy Bittercress
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Wavy Bittercress
Cardamine flexuosa
herbWavy bittercress is a small, delicate winter annual or cool-season annual herb with deeply lobed leaves and tiny white or pale pink flowers. It is edible and nutritious, with a peppery flavor similar to arugula, and can be found wild in moist, shaded areas. Often considered a weed, it is increasingly cultivated by foragers and gardeners for its tender greens and microgreens.
When should you plant Wavy Bittercress in your zone?
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Example Wavy Bittercress timeline · Pittsburgh, PA (Zone 6b)
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Plant Wavy Bittercress
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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Harvest Wavy Bittercress
Around May 7≈ 20 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Wavy Bittercress dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; prefers cool temperatures and is best grown as a winter or early spring crop
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Get my Wavy Bittercress timeline →Growth Stages
Germination
5-10 daysTiny seedlings emerge with cotyledons and first true leaves; plants are fragile and require consistent moisture
Keep soil moist and maintain cool temperatures (60-70°F); provide indirect light; do not let soil dry out; thin seedlings if overcrowded
Seedling
10-15 daysFirst true leaves appear, lobed and deeply divided; plants develop fine root systems; growth is relatively slow
Maintain moisture and cool conditions; ensure good air circulation to prevent damping off; do not overwater; provide bright, indirect light
Vegetative
20-35 daysPlant develops multiple sets of deeply lobed, feathery leaves forming a low rosette; stems remain short and tender
Water regularly to keep soil moist; harvest outer leaves as needed; provide partial shade in warmer months to delay bolting; maintain cool temperatures
Flowering
10-20 daysTall, slender flowering stems emerge from the rosette with tiny white or pale pink four-petaled flowers arranged in loose racemes
Plant becomes less palatable as it flowers; leaves become tougher and more bitter; flowers are edible and attractive; allow some plants to flower for seed production
Seed Production & Harvest
15-25 daysFlowers develop into thin, elongated seed pods (siliques) containing small brown seeds; entire plant begins to decline
Allow select plants to mature fully for seed collection; pods turn brown and split open when ripe; seeds can be collected and stored for next planting
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Use row covers to exclude beetles; spray neem oil or insecticidal soap; encourage natural predators; tolerates light damage well
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Spray with water to dislodge; apply insecticidal soap; use neem oil; encourage ladybugs and lacewings
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and
Remove by hand; use copper tape around containers; provide good air circulation; avoid overwatering; mulch with coarse materials
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Ensure good air circulation; avoid overwatering; use sterile seed-starting mix; water from below rather than overhead
Uses
Fresh Salad Greens & Microgreens
CulinaryTender, peppery leaves add a spicy accent to salads, sandwiches, and grain bowls. Young plants and microgreens are particularly mild and tender, making them ideal for fresh eating and garnishing. [source]
Cooked Greens & Sautéed Dishes
CulinaryMature leaves can be lightly cooked by steaming, sautéing, or adding to soups, where the peppery flavor becomes milder and more complex. Nutritious and low in calories. [source]
Traditional Herbal & Nutritional Support
MedicinalHistorically used in folk medicine for its peppery compounds and vitamin C content. High in minerals and antioxidants supporting overall wellness. [source]
Edible Flowers & Garnish
CraftDelicate white and pink flowers are edible, attractive, and add subtle peppery flavor to salads, desserts, and cocktails. Used professionally by chefs for fine plating. [source]
Pollinator & Beneficial Insect Support
WildlifeSmall flowers attract bees, hoverflies, and other beneficial insects. Allows self-seeding to support ecological food webs in garden and wild spaces. [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 outer leaves when 2-4 inches long, leaving the center rosette to continue growing; harvest in the morning for best flavor and texture; cut just above soil level; for microgreens, harvest at 1-2 inches when first true leaves appear (10-14 days); plant is most tender and mildly flavored in cool seasons; becomes bitter and tough after flowering begins
Fun Facts
- 🌱 Wavy bittercress is a prolific self-seeder, sometimes producing over 5,000 seeds per plant; a single plant can establish a large population if seeds are allowed to mature
- 🌱 The plant's common name 'flexuosa' refers to its characteristically wavy or sinuous leaf margins, a feature that distinguishes it from related Cardamine species
- 🌱 It is closely related to watercress and shares similar peppery compounds called glucosinolates, which research suggests may have anti-cancer properties
Gardening Terms
New to gardening? Learn about terms used in this guide:
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