Native Plants

Kuhi’aikamo’owahie

Lobelia hypoleuca

USDA symbol: LOHY

perennial shrub

Hawaii: native

Meet kuhi’aikamo’owahie (Lobelia hypoleuca), one of Hawaii’s most precious and vulnerable native plants. This remarkable species represents the unique botanical heritage of the Hawaiian Islands, but it’s not one you’ll want to add to your garden wish list – and for very good reason. Kuhi’aikamo’owahie belongs to the bellflower family ...

Kuhi’aikamo’owahie may be listed as rare in your area.
Global Conservation Status

Status: S3 | Vulnerable: Found only in a restricted range (even if abundant at some locations). Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals.

Kuhi’aikamo’owahie: A Rare Hawaiian Treasure Worth Protecting

Meet kuhi’aikamo’owahie (Lobelia hypoleuca), one of Hawaii’s most precious and vulnerable native plants. This remarkable species represents the unique botanical heritage of the Hawaiian Islands, but it’s not one you’ll want to add to your garden wish list – and for very good reason.

A Plant with a Story to Tell

Kuhi’aikamo’owahie belongs to the bellflower family and stands as a testament to Hawaii’s incredible plant diversity. As a perennial shrub, this multi-stemmed woody plant typically grows less than 13-16 feet tall, with several stems emerging from near the ground. Like many island species, it has evolved unique characteristics that make it perfectly suited to its Hawaiian home.

Where in the World?

This special plant is found exclusively in Hawaii – it’s what botanists call an endemic species, meaning it exists nowhere else on Earth. Its entire world consists of the Hawaiian Islands, making it an irreplaceable part of the archipelago’s natural heritage.

  • Species observed
  • No observations

Why You Shouldn’t Plant It (And Why That’s Actually Good News)

Here’s the important part: Kuhi’aikamo’owahie has a Global Conservation Status of S3, meaning it’s considered vulnerable. With only 21-100 known occurrences and between 3,000-10,000 individuals estimated to exist worldwide, this plant is fighting for survival.

This rarity means that if you’re interested in growing kuhi’aikamo’owahie, you should only consider it with responsibly sourced material from legitimate conservation programs. For most home gardeners, the best way to help this species is to appreciate it from afar and support conservation efforts rather than attempting to cultivate it.

Growing Conditions and Care

While specific growing requirements for kuhi’aikamo’owahie aren’t well-documented due to its rarity, we do know a few things:

  • It’s adapted to Hawaiian tropical conditions
  • The plant has a facultative wetland status, meaning it can grow in both wetland and non-wetland environments
  • As a Hawaiian endemic, it likely prefers the specific climate conditions found in its native habitat
  • It’s suited for tropical hardiness zones (approximately USDA zones 10-12)

Better Alternatives for Your Garden

Instead of trying to grow this rare treasure, consider supporting Hawaiian native plant conservation by choosing other native Hawaiian species that are more readily available and appropriate for cultivation. Many beautiful Hawaiian natives can thrive in appropriate climates while supporting local ecosystems without putting pressure on vulnerable species.

The Bigger Picture

Kuhi’aikamo’owahie serves as a reminder that not every beautiful plant is meant for our gardens. Sometimes the most meaningful way to connect with a species is to learn about it, respect its wild spaces, and support the conservation efforts working to ensure it survives for future generations.

By understanding and respecting the rarity of species like kuhi’aikamo’owahie, we become better stewards of the incredible plant diversity that makes places like Hawaii so special. Every rare plant that continues to thrive in its natural habitat is a victory worth celebrating.

Lobelia hypoleuca is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Lobelia hypoleuca is also known as:

Lobelia hypoleuca var. heterocarpa | USDA symbol: LOHYH
Lobelia hypoleuca var. rockii John & | USDA symbol: LOHYR

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Asteridae
Order: Campanulales
Family: Campanulaceae Juss. - Bellflower family
Genus: Lobelia L. - lobelia

Species: Lobelia hypoleuca Hillebr. - kuhi'aikamo'owahie

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