North America Non-native Plant

Wild Bishop

Botanical name: Bifora radians

USDA symbol: BIRA

Life cycle: annual

Habit: forb

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

Wild Bishop: A Delicate Mediterranean Visitor to American Gardens If you’ve stumbled across the charming little plant known as wild bishop (Bifora radians), you might be wondering whether this dainty annual deserves a spot in your garden. This Mediterranean native has quietly made itself at home in parts of the ...

Wild Bishop: A Delicate Mediterranean Visitor to American Gardens

If you’ve stumbled across the charming little plant known as wild bishop (Bifora radians), you might be wondering whether this dainty annual deserves a spot in your garden. This Mediterranean native has quietly made itself at home in parts of the northeastern United States, and while it’s not going to win any showstopper of the year awards, it has its own understated appeal that might just win you over.

What Exactly Is Wild Bishop?

Wild bishop is an annual herb that belongs to the carrot family, and you can definitely see the family resemblance in its delicate, fernlike foliage. This petite plant produces clusters of tiny white flowers arranged in umbrella-like formations called umbels – think of a more modest version of Queen Anne’s lace. The whole plant has an airy, delicate appearance that adds a touch of Mediterranean charm wherever it pops up.

Where You’ll Find Wild Bishop Growing

Originally from the Mediterranean region and parts of Europe and Asia, wild bishop has established itself as a naturalized resident in New Jersey, Pennsylvania, and Rhode Island. While it’s considered non-native to North America, it has managed to reproduce on its own in these areas and tends to persist year after year through self-seeding.

Should You Grow Wild Bishop in Your Garden?

Here’s where things get interesting. Wild bishop isn’t native to North America, which means it’s not providing the same ecological benefits that our native plants offer to local wildlife and pollinators. However, it’s also not currently listed as invasive or problematic, so if you find yourself enchanted by its delicate charm, you’re not likely to cause ecological havoc by letting it stay.

That said, if you’re looking to maximize the environmental benefits of your garden, you might want to consider native alternatives that provide similar aesthetic appeal while supporting local ecosystems. Plants like wild carrot (the native Queen Anne’s lace) or other native members of the carrot family might give you that same delicate, airy look while feeding native pollinators.

Growing Wild Bishop Successfully

If you decide to give wild bishop a try, you’ll be pleased to know it’s refreshingly low-maintenance. Here’s what this little Mediterranean wanderer needs to thrive:

Growing Conditions

  • Sunlight: Full sun to partial shade
  • Soil: Well-drained soil; tolerates poor, rocky conditions
  • Water: Drought tolerant once established; prefers not to be over-watered
  • Space: Compact growth habit, doesn’t require much room

Planting and Care Tips

  • Direct seed in spring after the last frost date
  • Scatter seeds on prepared soil and lightly cover
  • Water gently until germination occurs
  • Once established, minimal care is needed
  • Allows self-seeding for natural spread
  • Deadhead spent flowers if you want to prevent self-seeding

The Role of Wild Bishop in Garden Design

Wild bishop works best as a supporting player rather than a star. Its delicate texture and small stature make it perfect for:

  • Filling in gaps in cottage-style gardens
  • Adding texture to Mediterranean or xeric garden designs
  • Naturalizing in less formal areas of the landscape
  • Providing a delicate contrast to bolder plants

A Thoughtful Approach

While wild bishop won’t harm your garden or the environment, it’s worth remembering that every garden is an opportunity to support native wildlife and pollinators. If you’re drawn to the delicate, airy aesthetic that wild bishop provides, consider exploring native alternatives first. However, if wild bishop has already established itself in your garden and you enjoy its subtle presence, there’s no urgent need to remove it – just perhaps think twice before actively spreading it to new areas.

Sometimes the most interesting gardens are those that tell a story of place and time, and wild bishop, with its quiet Mediterranean heritage and northeastern American adoption, certainly has a story to tell.

Wild 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 radians M. Bieb. - wild bishop

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