North America Native Plant

Wahiawa Bog Dubautia

Botanical name: Dubautia pauciflorula

USDA symbol: DUPA5

Life cycle: perennial

Habit: vine

Native status: Native to Hawaii  

Wahiawa Bog Dubautia: A Rare Hawaiian Treasure for Conservation-Minded Gardeners Meet the Wahiawa Bog dubautia (Dubautia pauciflorula), one of Hawaii’s most precious and endangered native plants. This remarkable little shrub isn’t your typical garden center find – and for good reason. It’s a critically imperiled species that deserves our respect, ...

Rare plant alert!

Region: United States

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ Endangered: In danger of extinction throughout all or a significant portion of its range. ⚘

Region: United States

Wahiawa Bog Dubautia: A Rare Hawaiian Treasure for Conservation-Minded Gardeners

Meet the Wahiawa Bog dubautia (Dubautia pauciflorula), one of Hawaii’s most precious and endangered native plants. This remarkable little shrub isn’t your typical garden center find – and for good reason. It’s a critically imperiled species that deserves our respect, protection, and careful consideration before adding to any landscape.

What Makes This Plant Special

The Wahiawa Bog dubautia is a perennial shrub that belongs to the sunflower family, though you won’t find it growing in typical garden conditions. This multi-stemmed woody plant typically stays under 13-16 feet tall, making it a manageable size for specialized garden spaces. Like other members of its family, it produces daisy-like flowers that add a touch of native Hawaiian beauty to appropriate settings.

Where It Calls Home

This plant is endemic to Hawaii, meaning it exists nowhere else on Earth. It’s specifically adapted to the unique bog environments found on the islands, particularly in areas like the Wahiawa region of Oahu that inspired its common name.

A Plant in Crisis: Understanding Its Endangered Status

Important Conservation Alert: Before considering this plant for your garden, you need to know that Wahiava Bog dubautia is critically endangered. It holds a Global Conservation Status of S1, meaning it’s critically imperiled with typically 5 or fewer occurrences remaining in the wild. In the United States, it’s officially listed as Endangered.

This rarity status means that if you’re interested in growing this plant, you must only obtain it through responsible conservation sources, never from wild collection. Many conservation organizations and specialized native plant nurseries work to propagate endangered species like this one for conservation purposes.

Should You Grow Wahiawa Bog Dubautia?

This isn’t a plant for casual gardeners or typical landscape situations. Consider growing it only if you:

  • Are deeply committed to Hawaiian native plant conservation
  • Can provide specialized bog-like growing conditions
  • Can source plants responsibly through conservation programs
  • Have experience with challenging, specialized plants
  • Live in USDA zones 10-11 (tropical climates similar to Hawaii)

Specialized Growing Conditions

The Wahiawa Bog dubautia has very specific habitat requirements that reflect its natural bog environment:

  • Moisture: Requires consistently moist to wet conditions
  • Soil: Needs acidic, bog-like soil conditions
  • Climate: Thrives only in tropical zones (10-11)
  • Wetland status: Facultative, meaning it can handle both wetland and slightly drier conditions

Garden Design Role

If you can meet its specialized needs, this plant works best in:

  • Dedicated bog gardens
  • Native Hawaiian plant collections
  • Conservation-focused landscapes
  • Educational gardens highlighting endangered species

Caring for Your Conservation Plant

Growing an endangered species comes with extra responsibility. Here’s what you need to know:

  • Water: Maintain consistent moisture levels similar to bog conditions
  • Soil preparation: Create acidic, organic-rich soil that mimics natural bog environments
  • Location: Choose a spot protected from harsh winds but with adequate light
  • Monitoring: Keep close watch on plant health and growing conditions
  • Record keeping: Document your plant’s source and growth for conservation purposes

Supporting Conservation

While the Wahiawa Bog dubautia likely supports native Hawaiian pollinators and contributes to ecosystem health, its primary value to gardeners lies in conservation. By growing this plant responsibly, you’re participating in efforts to prevent extinction and maintain Hawaii’s unique botanical heritage.

If you’re not ready for the specialized care this endangered plant requires, consider supporting Hawaiian plant conservation through donations to botanical gardens, native plant societies, or conservation organizations working to protect species like the Wahiawa Bog dubautia in their natural habitats.

Remember: every endangered plant in cultivation is a victory for conservation, but only when grown responsibly and obtained through proper channels. This remarkable little shrub represents not just Hawaiian botanical diversity, but our collective responsibility to protect the world’s rarest plants for future generations.

Wahiawa Bog Dubautia

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

Dubautia Gaudich. - dubautia

Species

Dubautia pauciflorula H. St. John & G.D. Carr - Wahiawa Bog dubautia

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