North America Native Plant

Hairy Schiedea

Botanical name: Schiedea pentamera

USDA symbol: SCPE14

Life cycle: perennial

Habit: vine

Native status: Native to Hawaii  

Synonyms: Schiedea pubescens Hillebr. var. purpurascens Sherff (SCPUP)   

Hairy Schiedea: A Rare Hawaiian Treasure for Conservation-Minded Gardeners Meet the hairy schiedea (Schiedea pentamera), one of Hawaii’s most precious and endangered native flowering plants. This delicate perennial herb might not be the showiest plant in your garden, but for those passionate about Hawaiian native flora and conservation, it represents ...

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) ⚘

Hairy Schiedea: A Rare Hawaiian Treasure for Conservation-Minded Gardeners

Meet the hairy schiedea (Schiedea pentamera), one of Hawaii’s most precious and endangered native flowering plants. This delicate perennial herb might not be the showiest plant in your garden, but for those passionate about Hawaiian native flora and conservation, it represents something truly special – a living piece of Hawaii’s natural heritage that desperately needs our help.

What Makes Hairy Schiedea Special?

Don’t let the humble appearance fool you – hairy schiedea is a botanical gem. This soft-textured perennial gets its common name from the fine, fuzzy hairs that cover its narrow leaves, giving the entire plant a silvery-green, almost ethereal appearance. During blooming season, it produces clusters of small white to pale pink flowers that add a subtle charm to any native plant collection.

As a forb (a non-woody flowering plant), hairy schiedea grows as a low, spreading herb that typically reaches modest heights. Its perennial nature means it’ll return year after year, making it a worthwhile long-term addition for dedicated native plant enthusiasts.

Where Does It Call Home?

Hairy schiedea is exclusively native to Hawaii, where it naturally occurs on the islands of Maui and Molokai. In the wild, you’ll find it growing in dry to moderately moist forest areas at elevations between 1,200 and 4,000 feet, where it thrives in the dappled sunlight filtering through the native forest canopy.

The Conservation Reality: Why This Plant Needs Your Help

Important Conservation Alert: Hairy schiedea carries a Global Conservation Status of S2T2, meaning it’s considered imperiled and at significant risk of extinction. This makes it one of Hawaii’s rarest native plants, and growing it comes with both opportunity and responsibility.

If you’re considering adding this species to your garden, you absolutely must source it through reputable native plant nurseries or conservation programs that use ethically collected seeds or propagated materials. Never collect from wild populations – every plant in the wild is precious for the species’ survival.

Growing Conditions and Care

Hairy schiedea is definitely not a beginner’s plant, but experienced native plant gardeners in suitable climates can successfully grow it with the right approach:

  • Climate: USDA Zones 10-11 only (tropical and subtropical areas)
  • Sunlight: Partial shade to filtered sunlight – avoid harsh, direct sun
  • Soil: Well-draining soil that mimics its native dry forest habitat
  • Water: Moderate moisture levels – not too wet, not too dry
  • Elevation: Performs best in areas that replicate its native elevation range when possible

Perfect for Specialized Gardens

This isn’t a plant for every garden, and that’s okay! Hairy schiedea shines in:

  • Native Hawaiian plant collections
  • Conservation and restoration gardens
  • Educational botanical displays
  • Specialized rare plant gardens

Its role in the landscape is more about conservation value than visual impact, though its subtle beauty and unique texture can add interesting contrast to other native Hawaiian plants.

Wildlife and Pollinator Benefits

While specific pollinator relationships aren’t well-documented due to the plant’s rarity, hairy schiedea likely supports native Hawaiian insects during its blooming period. Every native plant helps maintain the delicate balance of Hawaii’s unique ecosystem, making this species valuable beyond its ornamental qualities.

Should You Grow Hairy Schiedea?

Here’s the bottom line: if you’re passionate about Hawaiian native plants, have experience with rare species, live in an appropriate climate, and can source the plant responsibly, then yes – growing hairy schiedea can be a meaningful way to participate in conservation efforts.

However, this plant isn’t right for casual gardeners or those looking for low-maintenance landscaping. It requires dedication, proper growing conditions, and a commitment to conservation ethics.

For most gardeners interested in supporting Hawaiian native flora, consider starting with more common native Hawaiian plants before tackling rare species like hairy schiedea. Every native plant you grow helps support Hawaii’s unique ecosystem, and there are many beautiful, less endangered options to explore first.

Remember: with rare plants like hairy schiedea, we’re not just gardeners – we’re conservation partners helping preserve Hawaii’s irreplaceable natural heritage for future generations.

Hairy Schiedea

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Caryophyllaceae Juss. - Pink family

Genus

Schiedea Cham. & Schltdl. - schiedea

Species

Schiedea pentamera W.L. Wagner & E. Harris - hairy schiedea

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