North America Native Plant

Bangikoi

Botanical name: Dalbergia hosokawae

USDA symbol: DAHO2

Life cycle: perennial

Habit: vine

Native status: Native to Pacific Basin excluding Hawaii  

Synonyms: Dalbergia oligophylla Hosok., nom. illeg. (DAOL3)   

Bangikoi: A Mysterious Pacific Island Shrub Worth Knowing About If you’re drawn to rare and unusual plants from tropical islands, you might be intrigued by bangikoi (Dalbergia hosokawae). This little-known shrub is one of those botanical mysteries that makes plant enthusiasts curious—but also presents some real challenges for home gardeners. ...

Bangikoi: A Mysterious Pacific Island Shrub Worth Knowing About

If you’re drawn to rare and unusual plants from tropical islands, you might be intrigued by bangikoi (Dalbergia hosokawae). This little-known shrub is one of those botanical mysteries that makes plant enthusiasts curious—but also presents some real challenges for home gardeners.

What is Bangikoi?

Bangikoi is a perennial shrub native to the western Pacific islands. Like most shrubs, it’s a multi-stemmed woody plant that typically grows less than 13-16 feet tall, though it can sometimes reach greater heights or develop a single stem depending on growing conditions. It belongs to the Dalbergia genus, which includes some well-known tropical timber trees, though bangikoi itself remains poorly studied.

Where Does Bangikoi Come From?

This native Pacific Basin species has a very limited natural range, found only in Guam and Palau. It’s what botanists call an endemic species—meaning it evolved in this specific region and grows nowhere else in the wild naturally. This restricted distribution immediately tells us something important: bangikoi is likely quite rare.

Should You Plant Bangikoi?

Here’s where things get tricky. While bangikoi might sound appealing to collectors of rare plants, there are several important considerations:

  • Extreme rarity: With such a limited native range, this plant is likely quite rare in the wild
  • Unknown cultivation requirements: There’s virtually no information available about how to successfully grow bangikoi
  • Limited availability: You’re unlikely to find this plant at your local nursery or even specialty plant retailers
  • Uncertain hardiness: While it’s probably suited to tropical climates (likely USDA zones 10-12), specific temperature and humidity requirements are unknown

Growing Conditions and Care

Since detailed growing information isn’t available for bangikoi, we can only make educated guesses based on its native habitat:

  • Climate: Likely requires warm, tropical conditions year-round
  • Hardiness: Probably suited only to the warmest zones (10-12)
  • Habitat: Native to Pacific islands, so may prefer coastal or island-like conditions

The Bottom Line

While bangikoi might fascinate plant collectors, it’s not a practical choice for most gardeners. The lack of cultivation information, extreme rarity, and limited availability make it nearly impossible to grow successfully. If you’re interested in adding unique tropical shrubs to your landscape, consider better-documented native alternatives from your region instead.

If you do somehow encounter bangikoi for sale, proceed with extreme caution. Make sure any plant material is ethically and legally sourced—given its rarity, wild collection could be harmful to remaining populations.

Better Alternatives

Instead of pursuing this elusive species, consider native shrubs from your own region that will thrive in your local conditions while supporting local wildlife. Your local native plant society can recommend beautiful, well-adapted alternatives that will give you much better results in your garden.

Bangikoi

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Dalbergia L. f. - Indian rosewood

Species

Dalbergia hosokawae Costion - bangikoi

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