North America Native Plant

Coastal Bluff Beggarticks

Botanical name: Bidens forbesii forbesii

USDA symbol: BIFOF

Life cycle: perennial

Habit: subshrub

Native status: Native to Hawaii  

Synonyms: Bidens asymmetrica (Levl.) Sherff var. subocculata O. Deg. & Sherff (BIASS2)  âš˜  Bidens napaliensis Sherff (BINA)   

Coastal Bluff Beggarticks: A Rare Hawaiian Native Worth Growing Responsibly If you’re passionate about native Hawaiian plants and want to add something truly special to your garden, coastal bluff beggarticks might just be the perfect choice. This charming little shrub, scientifically known as Bidens forbesii forbesii, is a true Hawaiian ...

Rare plant alert!

Region: Conservation status by state

Status: S3T3: Status is uncertain but is somewhere between the following rankings: 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. ⚘

Coastal Bluff Beggarticks: A Rare Hawaiian Native Worth Growing Responsibly

If you’re passionate about native Hawaiian plants and want to add something truly special to your garden, coastal bluff beggarticks might just be the perfect choice. This charming little shrub, scientifically known as Bidens forbesii forbesii, is a true Hawaiian endemic that brings both beauty and ecological value to the right landscape.

What Makes Coastal Bluff Beggarticks Special?

Coastal bluff beggarticks is a perennial shrub that stays pleasantly compact, typically growing under 1.5 feet tall and never exceeding 3 feet at maturity. This low-growing habit makes it perfect for gardeners who want native Hawaiian character without overwhelming their space.

The plant produces cheerful yellow, daisy-like flowers that add a bright pop of color to any native garden. Its sturdy, shrubby form provides excellent texture contrast when planted alongside other Hawaiian natives.

Where Does It Come From?

This delightful plant is native exclusively to Hawaii, making it a true island endemic. You’ll find it naturally growing in coastal areas throughout the Hawaiian Islands, where it has adapted to the unique conditions of island life.

Important Conservation Considerations

Here’s something crucial to know: coastal bluff beggarticks has a Global Conservation Status of S3T3, indicating it faces some conservation concerns. This doesn’t mean you shouldn’t grow it – quite the opposite! By cultivating this native plant responsibly, you’re actually helping preserve Hawaiian biodiversity.

However, it’s essential to source your plants responsibly. Always purchase from reputable native plant nurseries that propagate their stock rather than collecting from wild populations. This ensures you’re supporting conservation rather than contributing to further pressure on wild plants.

Why Grow Coastal Bluff Beggarticks?

There are several compelling reasons to include this native Hawaiian shrub in your landscape:

  • Supports native Hawaiian ecosystems and biodiversity
  • Attracts beneficial insects and pollinators
  • Perfect for coastal and xerophytic garden designs
  • Low-maintenance once established
  • Excellent for erosion control on slopes
  • Adds authentic Hawaiian character to native landscapes

Growing Conditions and Care

Coastal bluff beggarticks thrives in USDA hardiness zones 10-12, making it suitable for tropical and subtropical climates. If you live in Hawaii or similar climatic conditions, you’re in luck!

This hardy little shrub prefers:

  • Full sun to partial shade
  • Well-draining soils (essential for preventing root rot)
  • Minimal water once established – it’s quite drought tolerant
  • Coastal conditions, including salt tolerance

Planting and Care Tips

Getting coastal bluff beggarticks established is relatively straightforward if you follow these guidelines:

  • Plant in well-draining soil – this cannot be overstated
  • Water regularly during the first few months to help establishment
  • Once established, reduce watering significantly; overwatering is more harmful than underwatering
  • Mulch lightly around the base to retain moisture and suppress weeds
  • Minimal pruning required; simply remove dead or damaged growth

Perfect Garden Companions

Coastal bluff beggarticks works beautifully in native Hawaiian landscapes alongside other endemic species. Consider pairing it with other drought-tolerant Hawaiian natives for a cohesive, low-maintenance garden that celebrates the islands’ unique flora.

It’s particularly well-suited for coastal gardens, naturalistic plantings, and restoration projects where you want to recreate authentic Hawaiian plant communities.

The Bottom Line

Coastal bluff beggarticks is a wonderful choice for gardeners committed to growing native Hawaiian plants responsibly. While its conservation status means you should be thoughtful about sourcing, this charming shrub rewards careful cultivation with beautiful flowers, low maintenance requirements, and the satisfaction of supporting native biodiversity.

Remember: always purchase from reputable nurseries that propagate their plants responsibly. By doing so, you’re not just adding a beautiful native to your garden – you’re participating in the preservation of Hawaii’s unique botanical heritage.

Coastal Bluff 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 forbesii Sherff - coastal bluff beggarticks

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