North America Native Plant

Maui Beggarticks

Botanical name: Bidens mauiensis

USDA symbol: BIMA4

Life cycle: perennial

Habit: forb

Native status: Native to Hawaii  

Synonyms: Bidens awaluana O. Deg., I. Deg. & Sherff (BIAW)  âš˜  Bidens mauiensis (A. Gray) Sherff var. ciliata H. St. John (BIMAC)  âš˜  Bidens mauiensis (A. Gray) Sherff var. cuneatoides Sherff (BIMAC2)  âš˜  Bidens mauiensis (A. Gray) Sherff var. forbesiana Sherff (BIMAF)  âš˜  Bidens mauiensis (A. Gray) Sherff var. lanaiensis Sherff (BIMAL)  âš˜  Bidens mauiensis (A. Gray) Sherff var. media Sherff (BIMAM)   

Maui Beggarticks: A Rare Hawaiian Native Worth Protecting If you’re passionate about Hawaiian native plants, you’ve probably heard whispers about Maui beggarticks (Bidens mauiensis) – a charming little wildflower that’s become one of Hawaii’s botanical treasures. But before you rush to add this beauty to your garden, there’s something important ...

Rare plant alert!

Region: Conservation status by state

Status: S2: 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) ⚘

Maui Beggarticks: A Rare Hawaiian Native Worth Protecting

If you’re passionate about Hawaiian native plants, you’ve probably heard whispers about Maui beggarticks (Bidens mauiensis) – a charming little wildflower that’s become one of Hawaii’s botanical treasures. But before you rush to add this beauty to your garden, there’s something important you need to know about its precarious situation in the wild.

What Makes Maui Beggarticks Special?

Maui beggarticks is a perennial native that produces cheerful yellow daisy-like flowers throughout much of the year. Don’t let the beggarticks name fool you – while its seeds can be a bit clingy (hence the name), this plant is anything but a beggar when it comes to visual appeal. The narrow leaves and sprawling growth habit create a lovely groundcover effect that’s both practical and pretty.

This little beauty is endemic to Hawaii, meaning it exists nowhere else on Earth. Originally found on the islands of Maui, Molokai, and Lanai, it’s perfectly adapted to island life and plays an important role in Hawaii’s native ecosystems.

The Reality Check: Why This Plant Needs Our Help

Here’s where things get serious. Maui beggarticks has a Global Conservation Status of S2, which translates to Imperiled. In plain English? This plant is in trouble. With only 6 to 20 known populations and somewhere between 1,000 to 3,000 individual plants remaining in the wild, every single specimen matters.

If you’re considering growing Maui beggarticks, please only source it responsibly. This means purchasing from reputable native plant nurseries that propagate their own stock rather than collecting from wild populations. Never, ever collect seeds or cuttings from wild plants – they need every chance they can get to survive and reproduce naturally.

Why Grow Maui Beggarticks (Responsibly)?

Despite its rarity status, there are compelling reasons to include this plant in your Hawaiian native garden – if you can source it ethically:

  • Authentic Hawaiian beauty: Nothing beats the satisfaction of growing a truly native species
  • Pollinator magnet: Attracts native Hawaiian insects and visiting butterflies
  • Low maintenance: Once established, it’s quite drought tolerant
  • Erosion control: Its sprawling habit helps stabilize soil on slopes
  • Conservation contribution: Every responsibly grown plant helps preserve genetic diversity

Growing Conditions and Care

Maui beggarticks is surprisingly adaptable for such a rare plant. It thrives in USDA zones 10-12, making it perfect for tropical and subtropical gardens. Here’s what it needs to flourish:

  • Sunlight: Full sun to partial shade (morning sun with afternoon protection works well)
  • Soil: Well-draining soil is essential – it won’t tolerate soggy conditions
  • Water: Regular watering while establishing, then quite drought tolerant
  • Space: Give it room to spread as a groundcover

Planting and Care Tips

Once you’ve secured responsibly sourced plants, here’s how to help them thrive:

  • Plant during Hawaii’s milder months if possible
  • Water regularly for the first few months, then reduce frequency
  • Allow plants to self-seed naturally – but keep an eye on spread
  • Light pruning after flowering can encourage bushier growth
  • Mulch around plants to retain moisture and suppress weeds

Perfect Garden Companions

Maui beggarticks works beautifully in native Hawaiian landscapes alongside other indigenous plants. Consider pairing it with native grasses, Hawaiian cotton (Gossypium tomentosum), or other native Bidens species if available. It’s particularly stunning in coastal gardens and restoration projects.

The Bottom Line

Maui beggarticks represents both the beauty and fragility of Hawaii’s native flora. While it can make a wonderful addition to the right garden, the responsibility that comes with growing such a rare species cannot be understated. If you choose to grow it, you’re not just adding a plant to your garden – you’re becoming a steward of Hawaii’s natural heritage.

Remember: only source from reputable nurseries, never collect from the wild, and consider sharing seeds responsibly with other conservation-minded gardeners. Every plant counts when you’re working with a species this rare.

Maui 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 mauiensis (A. Gray) Sherff - Maui beggarticks

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