North America Native Plant

Seacliff Beggarticks

Botanical name: Bidens hillebrandiana polycephala

USDA symbol: BIHIP

Life cycle: perennial

Habit: subshrub

Native status: Native to Hawaii  

Seacliff Beggarticks: A Rare Hawaiian Native Worth Protecting in Your Garden If you’re lucky enough to garden in Hawaii’s tropical paradise, you might want to get acquainted with one of the islands’ lesser-known botanical treasures: the seacliff beggarticks (Bidens hillebrandiana polycephala). This charming little native isn’t just another pretty face ...

Rare plant alert!

Region: Conservation status by state

Status: S2T2: Status is uncertain but is somewhere between the following rankings: 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) ⚘ Subspecies or variety is 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) ⚘

Seacliff Beggarticks: A Rare Hawaiian Native Worth Protecting in Your Garden

If you’re lucky enough to garden in Hawaii’s tropical paradise, you might want to get acquainted with one of the islands’ lesser-known botanical treasures: the seacliff beggarticks (Bidens hillebrandiana polycephala). This charming little native isn’t just another pretty face in the garden world – it’s a rare gem that deserves our attention and protection.

What Makes Seacliff Beggarticks Special?

Seacliff beggarticks is a perennial shrub that stays refreshingly compact, typically growing under 1.5 feet tall and never exceeding 3 feet at maturity. Think of it as the perfect pocket-sized native plant – small enough to fit into cozy garden spaces but tough enough to handle Hawaii’s coastal conditions like a champ.

This little powerhouse produces cheerful yellow, daisy-like flowers that add a splash of sunshine to any landscape. But here’s the thing that makes it extra special: it’s found nowhere else on Earth except the Hawaiian Islands, making it a true endemic treasure.

Where Does It Call Home?

As its name suggests, seacliff beggarticks naturally thrives along Hawaii’s dramatic coastal cliffs and seaside areas. It’s perfectly adapted to life in Hawaii’s unique island ecosystem, where salt spray, intense sun, and occasional drought are just part of daily life.

A Word About Rarity

Here’s where things get serious for a moment. Seacliff beggarticks has a conservation status of S2T2, which means it’s considered rare and potentially vulnerable. This isn’t a plant you’ll find at your local nursery, and that’s exactly why responsible gardeners should care about it.

If you’re considering adding this native beauty to your landscape, make sure you source it responsibly. Look for reputable native plant nurseries or conservation organizations that propagate plants ethically rather than collecting from wild populations.

Why Choose Seacliff Beggarticks for Your Garden?

Despite its rarity, there are compelling reasons to include this native in your Hawaiian landscape:

  • Low maintenance: Once established, it’s quite drought-tolerant and doesn’t need constant fussing
  • Pollinator magnet: Native Hawaiian insects and butterflies love those sunny yellow blooms
  • Erosion control: Its compact, shrubby growth helps stabilize soil
  • Authentic Hawaiian character: Nothing says local like a plant that evolved right in your backyard
  • Salt tolerance: Perfect for coastal properties where other plants might struggle

Growing Seacliff Beggarticks Successfully

The good news is that this native isn’t particularly fussy once you understand its preferences. Here’s how to keep your seacliff beggarticks happy:

Climate and Hardiness

This tropical native thrives in USDA hardiness zones 10-11. If you’re gardening outside Hawaii, you’ll need a consistently warm, frost-free climate to succeed with this plant.

Light and Location

Give your seacliff beggarticks plenty of sunshine – it evolved in Hawaii’s bright coastal areas, after all. Full sun exposure will encourage the best flowering and most compact growth.

Soil Requirements

Well-draining soil is absolutely crucial. This plant despises soggy roots, so if your garden tends to hold water, consider planting in raised beds or adding plenty of organic matter to improve drainage.

Watering Wisdom

While young plants need regular water to establish, mature seacliff beggarticks can handle periods of drought. Water deeply but infrequently, allowing the soil to dry out between waterings.

Care and Maintenance

This is where seacliff beggarticks really shines – it’s wonderfully low-maintenance. A light pruning after the flowering period can help maintain its compact shape, and protecting it from strong winds will keep it looking its best.

Perfect Garden Partners

Seacliff beggarticks works beautifully in native Hawaiian gardens alongside other indigenous plants. It’s also excellent for:

  • Coastal landscape design
  • Xerophytic (drought-tolerant) gardens
  • Native habitat restoration projects
  • Ground cover applications

The Bottom Line

Seacliff beggarticks may be small and rare, but it packs a big punch when it comes to authentic Hawaiian gardening. By choosing to grow this native species responsibly, you’re not just adding beauty to your landscape – you’re participating in the conservation of Hawaii’s unique botanical heritage.

Just remember: with rarity comes responsibility. If you’re fortunate enough to find this special plant, treat it with the respect it deserves, and maybe even consider sharing seeds or cuttings with other conservation-minded gardeners. After all, the best way to protect rare plants is to grow them – responsibly.

Seacliff 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 hillebrandiana (Drake) O. Deg. - seacliff beggarticks

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