North America Native Plant

Hillebrand’s Dubautia

Botanical name: Dubautia linearis hillebrandii

USDA symbol: DULIH

Life cycle: perennial

Habit: shrub

Native status: Native to Hawaii  

Synonyms: Dubautia hillebrandii (H. Mann) D.D. Keck (DUHI)  âš˜  Railliardia ciliolata DC. var. leptocephala O. Deg. & Sherff (RACIL)  âš˜  Railliardia hillebrandii H. Mann (RAHI2)  âš˜  Railliardia ×vafra O. Deg. & Sherff (RAVA)   

Hillebrand’s Dubautia: A Rare Hawaiian Native Worth Protecting If you’re passionate about Hawaiian native plants and want to add a truly special species to your garden, Hillebrand’s dubautia (Dubautia linearis hillebrandii) might just capture your heart. This charming perennial shrub is one of Hawaii’s endemic treasures, but before you start ...

Rare plant alert!

Region: Conservation status by state

Status: S3T2: Status is uncertain but is somewhere between the following rankings: 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) ⚘ 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 ⚘

Hillebrand’s Dubautia: A Rare Hawaiian Native Worth Protecting

If you’re passionate about Hawaiian native plants and want to add a truly special species to your garden, Hillebrand’s dubautia (Dubautia linearis hillebrandii) might just capture your heart. This charming perennial shrub is one of Hawaii’s endemic treasures, but before you start planning where to plant it, there’s something important you need to know about its conservation status.

What Makes Hillebrand’s Dubautia Special

Hillebrand’s dubautia is a delightful native Hawaiian shrub that typically grows as a multi-stemmed woody plant, usually staying under 13-16 feet tall. What makes this plant particularly appealing is its compact growth habit and attractive yellow, daisy-like flowers that add cheerful color to any native garden setting.

This species belongs to the sunflower family and showcases the incredible diversity of Hawaii’s endemic flora. Its narrow, linear leaves give it a distinctive appearance that sets it apart from other Hawaiian natives, making it a conversation starter in any garden.

Where Does It Naturally Grow?

Hillebrand’s dubautia is exclusively native to Hawaii, where it has evolved over thousands of years to thrive in the unique island environment. You won’t find this species growing naturally anywhere else in the world, making it a true Hawaiian endemic.

Important Conservation Considerations

Here’s where things get serious: Hillebrand’s dubautia has a Global Conservation Status of S3T2, which indicates it’s considered vulnerable. This rarity status means we need to be extra careful about how we approach growing this species.

If you’re interested in growing Hillebrand’s dubautia, please only obtain plants from reputable, licensed nurseries that source their material responsibly. Never collect plants from the wild, as this could further threaten wild populations of this already vulnerable species.

Growing Conditions and Care

As a native Hawaiian plant, Hillebrand’s dubautia is adapted to specific growing conditions:

  • Climate: Thrives in USDA hardiness zones 10-11, making it suitable for tropical and subtropical climates
  • Sunlight: Prefers full sun to partial shade
  • Soil: Requires excellent drainage; volcanic soils are ideal
  • Water: Drought-tolerant once established, but appreciates occasional deep watering
  • Fertilizer: Minimal fertilization needed; too much can actually harm native Hawaiian plants

Perfect for Native Hawaiian Gardens

Hillebrand’s dubautia shines in native Hawaiian landscape designs and drought-tolerant gardens. Its compact shrub form makes it excellent for:

  • Native plant gardens featuring indigenous Hawaiian species
  • Xeriscaping projects that celebrate water-wise gardening
  • Rock gardens with well-draining conditions
  • Conservation gardens focused on preserving Hawaiian flora

Supporting Hawaiian Pollinators

One of the wonderful benefits of growing Hillebrand’s dubautia is its value to pollinators. The bright yellow flowers attract native Hawaiian insects and can also provide nectar for introduced beneficial insects, making your garden a small haven for pollinator conservation.

The Bottom Line

While Hillebrand’s dubautia is a stunning addition to appropriate Hawaiian gardens, its vulnerable conservation status means it’s not a plant to grow lightly. If you’re committed to supporting Hawaiian native plant conservation and can source plants responsibly, this species offers the reward of growing something truly special and rare.

Consider this plant if you’re passionate about conservation, have the right growing conditions (tropical climate with excellent drainage), and want to be part of preserving Hawaii’s unique botanical heritage. Just remember: responsible sourcing isn’t just recommended—it’s essential for protecting this vulnerable native treasure.

Hillebrand’s 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 linearis (Gaudich.) D.D. Keck - shrubland dubautia

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