North America Non-native Plant

Akee

Botanical name: Blighia sapida

USDA symbol: BLSA2

Life cycle: perennial

Habit: tree

Native status: Non-native, reproduces and persists in the wild in Navassa Island âš˜ Non-native, reproduces and persists in the wild in Puerto Rico  

Synonyms: Cupania sapida (K.D. Koenig) Voigt (CUSA5)   

Akee Tree: A Tropical Beauty with Complex Considerations If you’ve ever wandered through a tropical garden and spotted a tree with peculiar red pods that split open like tiny treasure chests, you might have encountered the akee tree (Blighia sapida). This fascinating tropical species has captured the attention of gardeners ...

Akee Tree: A Tropical Beauty with Complex Considerations

If you’ve ever wandered through a tropical garden and spotted a tree with peculiar red pods that split open like tiny treasure chests, you might have encountered the akee tree (Blighia sapida). This fascinating tropical species has captured the attention of gardeners worldwide, though growing it comes with some important considerations worth exploring.

What Exactly Is the Akee Tree?

The akee, scientifically known as Blighia sapida, is a striking perennial tree that can reach impressive heights of 13-16 feet or more. As a true tree species, it develops a single trunk and forms an attractive rounded canopy that provides excellent shade. You might also see it listed under its botanical synonym, Cupania sapida.

This tropical beauty produces clusters of small, fragrant white to yellowish flowers that eventually give way to the tree’s most distinctive feature: bright red fruit pods that dramatically split open when ripe, revealing glossy black seeds nestled in yellow arils.

Where Does Akee Call Home?

Originally hailing from tropical West Africa, the akee tree has traveled far from its native range. In the United States, you’ll find established populations in Puerto Rico and Navassa Island, where it has naturalized and reproduces on its own in the wild.

The Garden Appeal Factor

From a landscape design perspective, akee trees serve multiple roles beautifully. They work wonderfully as specimen trees, creating focal points with their unique fruiting display and attractive form. The substantial canopy makes them excellent shade trees for tropical gardens, while their flowering period provides a lovely fragrant display that attracts bees and other beneficial pollinators.

These trees are particularly well-suited for tropical and subtropical food forests, botanical gardens, and large residential landscapes where you want to create an exotic, tropical atmosphere.

Growing Conditions: What Akee Trees Crave

Akee trees are decidedly tropical in their preferences, thriving only in USDA hardiness zones 10-12. If you’re considering growing one, you’ll need to provide:

  • Consistently warm temperatures year-round
  • Well-draining soil that doesn’t stay waterlogged
  • Full sun to partial shade exposure
  • Regular moisture, especially during dry periods
  • Protection from strong winds that could damage the canopy

Planting and Care Tips

Successfully growing an akee tree requires attention to its tropical nature. Plant in a location with good air circulation but protection from harsh winds. Ensure consistent watering during establishment and dry periods, though avoid overwatering which can lead to root problems.

Occasional pruning helps maintain shape and removes any damaged branches, but akee trees generally don’t require intensive maintenance once established in suitable conditions.

The Big Picture: Should You Plant Akee?

Here’s where things get interesting. While akee trees can be gorgeous additions to tropical landscapes, they’re not native to most areas where they’re now grown. In Puerto Rico and other tropical regions, they’ve established themselves as naturalized species.

If you’re passionate about supporting local ecosystems, consider exploring native alternatives that provide similar benefits. Many regions have beautiful native shade trees that support local wildlife more effectively than introduced species.

That said, if you’re drawn to the akee’s unique beauty and have the right growing conditions, it can certainly find a place in tropical gardens alongside native species. Just remember that successful cultivation requires a truly tropical climate – this isn’t a tree that tolerates any frost or extended cool periods.

The Bottom Line

Akee trees offer undeniable tropical charm with their distinctive fruits, fragrant flowers, and substantial shade-providing canopy. While they’re not native to most areas where they’re grown today, they can be valuable additions to appropriate tropical landscapes. Just be sure you can provide the consistently warm, tropical conditions they absolutely require, and consider balancing your garden with native species that support local wildlife and ecosystems.

Akee

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

Sapindales

Family

Sapindaceae Juss. - Soapberry family

Genus

Blighia K.D. Koenig - blighia

Species

Blighia sapida K.D. Koenig - akee

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