North America Native Plant

Anini

Botanical name: Eurya sandwicensis

USDA symbol: EUSA6

Life cycle: perennial

Habit: shrub

Native status: Native to Hawaii  

Synonyms: Eurya sandwicensis A. Gray var. grandifolia Wawra (EUSAG)   

Anini: A Rare Hawaiian Treasure Worth Protecting in Your Garden If you’re passionate about native Hawaiian plants and conservation gardening, you’ve likely heard whispers about anini (Eurya sandwicensis). This enchanting evergreen shrub is one of Hawaii’s best-kept botanical secrets – and unfortunately, one of its most endangered. Let’s dive into ...

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) ⚘

Anini: A Rare Hawaiian Treasure Worth Protecting in Your Garden

If you’re passionate about native Hawaiian plants and conservation gardening, you’ve likely heard whispers about anini (Eurya sandwicensis). This enchanting evergreen shrub is one of Hawaii’s best-kept botanical secrets – and unfortunately, one of its most endangered. Let’s dive into why this rare beauty deserves a spot in your native garden and how you can help preserve it for future generations.

What Makes Anini Special?

Anini is a perennial shrub that’s as charming as it is elusive. With its glossy, leathery leaves and delicate white to cream-colored flowers, this multi-stemmed woody plant typically stays under 13-16 feet tall, making it perfect for smaller native landscapes. The plant’s compact growth habit and evergreen nature provide year-round structure and beauty to Hawaiian gardens.

What truly sets anini apart is its rarity. This species holds a Global Conservation Status of S2, meaning it’s imperiled due to extreme rarity. With only 6 to 20 known occurrences and fewer than 1,000 to 3,000 individuals remaining in the wild, every anini plant is precious.

Where Anini Calls Home

Anini is endemic to the Hawaiian Islands, where it naturally grows in montane wet forests. You won’t find this species anywhere else in the world – it’s a true Hawaiian treasure that has evolved specifically for the unique conditions of these Pacific islands.

Why Consider Growing Anini?

Despite its rarity – or perhaps because of it – anini makes an exceptional addition to the right garden. Here’s why you might want to consider this special plant:

  • Conservation impact: Growing anini helps preserve Hawaii’s native plant heritage
  • Unique beauty: Its glossy foliage and delicate flowers offer understated elegance
  • Low maintenance: Once established, it requires minimal care
  • Erosion control: Its root system helps stabilize soil on slopes
  • Native ecosystem support: Provides habitat for native insects and birds

The Perfect Garden Setting

Anini thrives in native Hawaiian gardens, restoration projects, and shade gardens. It works beautifully as an understory shrub, complementing larger native trees while providing mid-level structure. This plant is particularly well-suited for:

  • Native plant gardens focused on Hawaiian species
  • Restoration and conservation landscapes
  • Shaded areas under native trees
  • Slopes needing natural erosion control
  • Educational gardens showcasing rare species

Growing Conditions and Care

Anini has specific needs that reflect its native montane forest habitat. The plant prefers facultative upland conditions – meaning it usually grows in non-wetland areas but can tolerate some moisture. Here’s what it needs to thrive:

  • Light: Partial to full shade (mimicking forest understory conditions)
  • Soil: Moist, well-draining soils with good organic content
  • Climate: USDA hardiness zones 10-11 (Hawaiian climate)
  • Water: Consistent moisture without waterlogging
  • Temperature: Cool, stable temperatures typical of montane areas

Planting and Care Tips

Successfully growing anini requires attention to detail and respect for its natural habitat preferences:

  • Plant in a protected location with filtered light
  • Ensure excellent drainage while maintaining consistent soil moisture
  • Mulch around the base to retain moisture and suppress weeds
  • Avoid fertilizers – native plants prefer their natural soil conditions
  • Prune minimally, only to remove dead or damaged branches
  • Be patient – like many native species, anini may take time to establish

A Word About Responsible Sourcing

Here’s the most important part: if you decide to grow anini, you must source it responsibly. Never collect plants from the wild – this could further endanger the species. Instead:

  • Purchase only from reputable native plant nurseries
  • Verify that plants were propagated, not wild-collected
  • Consider joining conservation efforts or plant societies focused on Hawaiian natives
  • Share seeds or cuttings with other conservation-minded gardeners (with proper permits)

Supporting Wildlife

While specific research on anini’s wildlife benefits is limited, its small flowers likely attract native Hawaiian insects, contributing to the local ecosystem. As part of the native forest community, it plays a role in supporting Hawaii’s unique biodiversity.

The Bottom Line

Anini represents both an opportunity and a responsibility for Hawaiian gardeners. This rare, beautiful shrub can grace your native garden while contributing to conservation efforts – but only when grown responsibly. If you’re committed to ethical sourcing and have the right growing conditions, anini could be the perfect addition to your collection of Hawaiian native plants.

Remember, every anini plant grown in cultivation is a small victory for conservation. By choosing to grow this imperiled species responsibly, you’re helping ensure that future generations will also be able to appreciate this unique Hawaiian treasure.

Anini

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Theales

Family

Theaceae Mirb. - Tea family

Genus

Eurya Thunb. - eurya

Species

Eurya sandwicensis A. Gray - anini

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