Kopiko ‘Ula: A Rare Hawaiian Native Worth Growing Responsibly
If you’re passionate about native Hawaiian plants and want to add something truly special to your tropical garden, kopiko ‘ula (Psychotria hawaiiensis) might just be the perfect choice. This charming endemic tree brings authentic island character to your landscape while supporting Hawaii’s precious native ecosystem.





What Makes Kopiko ‘Ula Special
Kopiko ‘ula is a perennial tree that’s exclusively native to the Hawaiian Islands. As an endemic species, it evolved nowhere else on Earth, making it a living piece of Hawaii’s natural heritage. This lovely tree typically grows as a single-stemmed specimen, reaching heights of 13 to 16 feet or more under ideal conditions, though it can sometimes develop a multi-stemmed, shorter growth form depending on environmental factors.
The tree’s most striking features include its glossy, dark green leaves and delicate white flowers that eventually give way to bright red berries – which is where the ‘ula (meaning red in Hawaiian) part of its name comes from.
Where Does It Grow Naturally
Kopiko ‘ula grows exclusively in Hawaii, where it thrives in the state’s unique climate conditions.
Important Conservation Note
Before you fall head over heels for this beautiful native, there’s something crucial you need to know. Kopiko ‘ula has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 occurrences and between 3,000 to 10,000 individuals remaining, this species faces real conservation challenges.
This doesn’t mean you shouldn’t grow it – quite the opposite! Growing native plants like kopiko ‘ula can help support conservation efforts. However, it’s absolutely essential that you source your plants responsibly from reputable native plant nurseries that propagate from legally and ethically obtained material. Never collect plants from the wild.
Garden Appeal and Landscape Role
Kopiko ‘ula makes an excellent choice for several garden situations:
- Native Hawaiian restoration gardens
- Understory planting in tropical landscapes
- Specimen tree for smaller spaces
- Forest garden settings
- Educational or conservation-focused landscapes
Its moderate size makes it suitable for many residential landscapes, and its native status means it naturally fits into Hawaii’s ecosystem puzzle.
Growing Conditions and Care
Kopiko ‘ula is somewhat particular about its growing conditions, which makes sense given its specialized natural habitat:
- Light: Prefers partial shade to full shade – think forest understory conditions
- Soil: Needs moist, well-draining soil with good organic content
- Humidity: Thrives in high humidity environments
- USDA Zones: 10-12 (tropical climates only)
- Water: Requires consistent moisture but not waterlogged conditions
Planting and Care Tips
Successfully growing kopiko ‘ula requires attention to its natural preferences:
- Plant in a protected location away from strong winds
- Maintain consistent soil moisture through regular watering
- Apply organic mulch to help retain moisture and suppress weeds
- Provide some shade, especially during the hottest parts of the day
- Be patient – like many native trees, it may establish slowly but will reward your patience
Ecological Benefits
The wetland status of kopiko ‘ula is Facultative Upland, meaning it usually grows in non-wetland areas but can tolerate some wetland conditions. This flexibility can be helpful in garden situations.
As a native Hawaiian plant, kopiko ‘ula provides important benefits to local wildlife and pollinators, though specific details about which creatures it supports aren’t well documented. What we do know is that native plants like this one form the foundation of healthy island ecosystems.
Should You Plant Kopiko ‘Ula?
If you live in a suitable tropical climate (USDA zones 10-12) and are committed to responsible gardening practices, kopiko ‘ula can be a wonderful addition to your landscape. Its native status, attractive appearance, and conservation value make it a meaningful choice for environmentally conscious gardeners.
Just remember: only source plants from reputable native plant nurseries, never from wild collection. By choosing kopiko ‘ula, you’re not just adding beauty to your garden – you’re participating in the preservation of Hawaii’s unique natural heritage.
This rare native deserves our respect and protection, and thoughtful cultivation can be part of ensuring its survival for future generations to enjoy.