North America Native Plant

Delmarva Beggarticks

Botanical name: Bidens bidentoides

USDA symbol: BIBI3

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Bidens bidentoides (Nutt.) Britton var. mariana (S.F. Blake) Sherff (BIBIM)  âš˜  Bidens mariana S.F. Blake (BIMA3)   

Delmarva Beggarticks: A Rare Native Wildflower Worth Protecting Meet Delmarva beggarticks (Bidens bidentoides), a little-known annual wildflower that’s as rare as it is regionally important. This unassuming member of the sunflower family might not win any beauty contests, but it plays a crucial role in the Mid-Atlantic’s wetland ecosystems and ...

Rare plant alert!

Region: New Jersey

Status: S3T3: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ New Jersey Highlands region ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Region: New Jersey

Region: New Jersey

Delmarva Beggarticks: A Rare Native Wildflower Worth Protecting

Meet Delmarva beggarticks (Bidens bidentoides), a little-known annual wildflower that’s as rare as it is regionally important. This unassuming member of the sunflower family might not win any beauty contests, but it plays a crucial role in the Mid-Atlantic’s wetland ecosystems and deserves a spot in the right garden setting.

Where You’ll Find This Regional Treasure

Delmarva beggarticks is native to a surprisingly small slice of the eastern United States, calling just five states home: Delaware, Maryland, New Jersey, New York, and Pennsylvania. True to its common name, this plant has strong ties to the Delmarva Peninsula, where it grows naturally in coastal wetland areas.

A Plant That Needs Our Help

Here’s the important part: Delmarva beggarticks is considered rare, with a Global Conservation Status that indicates concern for its long-term survival. In New Jersey’s estuary regions, it’s listed as S2, meaning it’s imperiled and at risk of disappearing from the landscape. If you’re considering adding this plant to your garden, please ensure you’re sourcing it responsibly from reputable native plant nurseries or seed suppliers who ethically collect or propagate their stock.

What Does It Look Like?

Don’t expect showy blooms from this annual wildflower. Delmarva beggarticks produces small, yellow composite flowers typical of the Bidens genus – think tiny sunflowers clustered together. The plant has a somewhat weedy, informal appearance that fits perfectly into naturalistic garden settings but might look out of place in formal landscapes.

Where and How to Grow It

This wetland specialist has very specific growing requirements that make it perfect for certain garden situations:

  • Moisture: Loves consistently moist to wet soils – think rain gardens, pond edges, or naturally soggy areas
  • Light: Thrives in full sun to partial shade
  • Soil: Adaptable to various soil types as long as they stay moist
  • Climate: Hardy in USDA zones 6-8, matching its native range

Perfect Garden Settings

Delmarva beggarticks isn’t your typical garden center find, and that’s okay. This specialized plant excels in:

  • Rain gardens and bioswales
  • Wetland restoration projects
  • Native plant gardens focused on regional flora
  • Pond or stream margins
  • Conservation-minded naturalistic landscapes

Supporting Local Wildlife

Like other members of the sunflower family, Delmarva beggarticks attracts various pollinators including small bees, flies, and other insects. Its seeds likely provide food for birds, though this aspect of its ecology needs more study. As an annual, it completes its entire life cycle in one growing season, making it an important part of the seasonal rhythm in wetland communities.

Growing Tips for Success

Since this is an annual, you’ll need to either let it self-seed or replant each year:

  • Direct sow seeds in fall or early spring when they can experience natural temperature fluctuations
  • Keep the soil consistently moist throughout the growing season
  • Allow plants to go to seed if you want them to return next year
  • Minimal care needed once established in the right conditions

Is This Plant Right for Your Garden?

Delmarva beggarticks is definitely a niche plant. Choose it if you’re passionate about native plant conservation, have the right wet growing conditions, and appreciate subtle, naturalistic beauty. Skip it if you’re looking for showy flowers, have dry garden conditions, or prefer low-maintenance plants that don’t require specific moisture levels.

Remember, by growing this rare native, you’re participating in conservation efforts and supporting the unique flora of the Mid-Atlantic region. Just make sure you’re doing it responsibly with ethically sourced plants or seeds.

Delmarva Beggarticks

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Bidens L. - beggarticks

Species

Bidens bidentoides (Nutt.) Britton - Delmarva beggarticks

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