How to Grow Bishop's Weed
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Bishop's Weed
Aegopodium podagraria
herbBishop's weed is a hardy perennial ground cover with small white flowers and compound leaves that spreads vigorously via rhizomes. Also known as goutweed or ground elder, it has been used historically for culinary and medicinal purposes. The variegated varieties are popular ornamental plants in gardens.
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Example Bishop's Weed timeline · Pittsburgh, PA (Zone 6b)
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Plant Bishop's Weed
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 Bishop's Weed
Around May 17≈ 30 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Bishop's Weed dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9, extremely cold and heat hardy
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Establishment
2-3 weeksNew shoots emerge from rhizomes with small compound leaves (3-5 leaflets per leaf)
Keep soil moist but not waterlogged. Transplants establish within 2-3 weeks
Vegetative Growth
4-8 weeksFoliage expands with vigorous rhizomatous spread; plants reach 12-18 inches tall
Monitor spread to prevent overtaking garden; contain with barriers if necessary. Cut back to encourage bushier growth
Flowering
4-6 weeks (late spring to early summer)Small white to pale pink umbrella-shaped flower clusters (umbels) appear above foliage
Deadhead flowers to reduce self-seeding and redirect energy into foliage; some gardeners prefer to remove flowers
Seed Production
3-4 weeksSmall dry fruits develop if flowers are not removed; seeds mature and disperse
Remove flower heads before seed maturity if you want to prevent volunteers. Allow some flowers if natural spread is desired
Dormancy
4-5 monthsFoliage dies back in fall and winter; plant retreats underground as rhizomes overwinter
Leave dead foliage as mulch or clean up. No special care needed; plant will return vigorously in spring
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Spray with water or insecticidal soap; rarely causes serious damage due to plant vigor
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Increase humidity and moisture; insecticidal soap if severe
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Improve air circulation; remove affected leaves; use sulfur fungicide if necessary
Uses
Salad greens and cooking
CulinaryYoung tender leaves can be used raw in salads or cooked like spinach. Have a slightly celery-like flavor with a hint of parsnip. Historically used in European cuisine. [source]
Gout and joint health
MedicinalTraditionally used to treat gout and rheumatic conditions, with the name 'goutweed' reflecting this historical use. Contains compounds believed to have anti-inflammatory properties. [source]
Ground cover and erosion control
HouseholdExcellent for difficult shaded areas where little else grows. Spreads vigorously to cover bare soil and prevent erosion on slopes or under trees. [source]
Ornamental foliage
CraftVariegated varieties such as 'Variegatum' provide attractive contrast in shade gardens. The patterned leaves add visual interest to shaded borders and containers. [source]
Pollinator food source
WildlifeSmall white flowers attract bees and other beneficial insects to the garden. Provides early season nectar when other food sources are scarce. [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 young leaves in spring and early summer for best flavor and tenderness. Pinch or cut stems regularly to encourage branching and prevent flowering. Can harvest continuously throughout growing season. Best used fresh but can be dried for winter storage. Always leave enough foliage to support the plant's health.
Fun Facts
- 🌱 Bishop's weed is so vigorous at spreading that it is considered invasive in some regions and is banned from sale in certain areas. It's best grown in containers or with strong root barriers to prevent it from taking over a garden.
- 🌱 The common name 'goutweed' comes from its historical use in herbal medicine to treat gout, while 'bishop's weed' is thought to reference its ability to spread through church gardens in medieval times.
- 🌱 The variegated form 'Variegatum' with white-edged leaves is much less vigorous than the green species, making it safer for ornamental gardens, though it still spreads significantly over time.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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