North America Non-native Plant

European Bishop

Botanical name: Bifora testiculata

USDA symbol: BITE3

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

European Bishop: A Delicate Annual with Old-World Charm Meet European bishop (Bifora testiculata), a charming little annual that’s been quietly making itself at home in American gardens and wild spaces. This delicate member of the carrot family brings a touch of Mediterranean elegance to any garden setting, though it comes ...

European Bishop: A Delicate Annual with Old-World Charm

Meet European bishop (Bifora testiculata), a charming little annual that’s been quietly making itself at home in American gardens and wild spaces. This delicate member of the carrot family brings a touch of Mediterranean elegance to any garden setting, though it comes with both benefits and considerations for the thoughtful gardener.

What is European Bishop?

European bishop is an annual herb that originally hails from the Mediterranean region of southern Europe. Despite its exotic-sounding name, this plant has adapted well to North American conditions and now grows wild in areas like Maryland, where it reproduces on its own without human assistance. It’s a testament to nature’s ability to find new homes, though this adaptability is something gardeners should keep in mind.

Geographic Distribution and Native Status

Currently, European bishop has been documented growing in Maryland, though it may be present in other states as well. As a non-native species that’s become established in the wild, it occupies an interesting middle ground in the gardening world – neither fully wild nor completely cultivated.

Why You Might (or Might Not) Want to Grow European Bishop

European bishop offers several appealing qualities for gardeners:

  • Delicate white flowers arranged in attractive umbels that add airiness to garden beds
  • Feathery, finely-cut foliage that provides textural interest
  • Low maintenance requirements once established
  • Attracts beneficial insects, particularly small flies and beetles that help with pollination
  • Self-seeds readily, creating naturalized colonies
  • Drought tolerant, making it suitable for water-wise gardening

However, there are some considerations to weigh:

  • As a non-native species, it doesn’t provide the same ecological benefits as native plants
  • Its tendency to self-seed might not suit gardeners who prefer more controlled plantings
  • Limited wildlife value compared to native alternatives

Garden Design and Landscape Role

European bishop works beautifully as a filler plant in cottage gardens, naturalized areas, and Mediterranean-style landscapes. Its compact size and delicate appearance make it perfect for tucking into borders, rock gardens, or allowing to naturalize in less formal areas of your property. The plant’s airy texture complements bolder flowering plants and helps create a sense of movement in the garden.

Growing Conditions and Care

One of European bishop’s greatest strengths is its easygoing nature. Here’s what it needs to thrive:

  • Sunlight: Full sun for best flowering and growth
  • Soil: Well-drained soils; tolerates poor to average fertility
  • Water: Drought tolerant once established; avoid overwatering
  • USDA Zones: Grows as a summer annual in zones 3-9

Planting and Care Tips

Growing European bishop is refreshingly straightforward:

  • Direct sow seeds in spring after the last frost date
  • Barely cover seeds with soil, as they need some light to germinate
  • Space plants about 6-8 inches apart
  • Water gently until established, then reduce watering frequency
  • No fertilization needed in average soils
  • Allow some plants to go to seed if you want them to return next year

Consider Native Alternatives

While European bishop can be a lovely addition to gardens, consider these native alternatives that provide similar aesthetic appeal with greater ecological benefits:

  • Wild bergamot (Monarda fistulosa) for aromatic foliage and pollinator appeal
  • Native asters for late-season white flowers
  • Queen Anne’s lace (Daucus carota) – though technically non-native, it’s been naturalized much longer
  • Local native wildflowers that provide the same delicate, naturalized look

The Bottom Line

European bishop is neither hero nor villain in the garden world. It’s a pleasant, low-maintenance annual that can add charm to the right setting. If you choose to grow it, enjoy its delicate beauty while being mindful of its self-seeding nature. And remember, incorporating native plants alongside non-natives creates the most beneficial and sustainable garden ecosystem for local wildlife and pollinators.

Whether you’re drawn to its Old-World charm or prefer to focus on native species, the choice ultimately depends on your gardening goals and aesthetic preferences. Either way, understanding what you’re planting helps create a more intentional and successful garden.

European Bishop

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Apiales

Family

Apiaceae Lindl. - Carrot family

Genus

Bifora Hoffm. - bishop

Species

Bifora testiculata (L.) Spreng. - European bishop

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA