Native Plants

Cyrtandra

Cyrtandra ×cladantha

USDA symbol: CYCL

perennial shrub

Hawaii: native

If you’re passionate about Hawaiian native plants and love the idea of growing something truly unique, Cyrtandra ×cladantha might just catch your interest. This perennial shrub, known simply as cyrtandra, represents one of Hawaii’s fascinating endemic plant treasures – though don’t expect to find much about it in your typical ...

Growing Cyrtandra: A Rare Hawaiian Native Shrub Worth Discovering

If you’re passionate about Hawaiian native plants and love the idea of growing something truly unique, Cyrtandra ×cladantha might just catch your interest. This perennial shrub, known simply as cyrtandra, represents one of Hawaii’s fascinating endemic plant treasures – though don’t expect to find much about it in your typical gardening guides!

What Makes This Plant Special

Cyrtandra ×cladantha is a native Hawaiian shrub that belongs to the diverse Cyrtandra genus, which boasts more species in Hawaii than anywhere else in the world. As a hybrid species (notice that × in its name), this plant represents nature’s own botanical experimentation. It’s also known by the synonym Cyrtandra platyphylla A. Gray var. parviflora Rock, if you happen to encounter it in older botanical literature.

This multi-stemmed woody perennial typically grows as a shrub, usually staying under 13 to 16 feet tall, though it can sometimes surprise you by growing taller or developing a single stem depending on its environment.

Where You’ll Find It Growing Wild

This cyrtandra is exclusively native to Hawaii – you won’t find it growing naturally anywhere else on Earth. Its distribution is limited to the Hawaiian Islands, making it a true endemic treasure.

  • Species observed
  • No observations

The Challenge (and Appeal) of Growing Cyrtandra

Here’s where things get interesting – and a bit challenging. While this native Hawaiian shrub would theoretically make a wonderful addition to tropical gardens, there’s surprisingly little cultivation information available. This rarity in the gardening world means you’re venturing into relatively uncharted territory if you decide to grow it.

Likely Growing Conditions

Based on what we know about Hawaiian native plants and the Cyrtandra genus in general, this shrub likely prefers:

  • Warm, tropical climates (probably USDA zones 10-12)
  • Moist, well-draining soil
  • Partial to full shade
  • High humidity levels
  • Protection from strong winds

Should You Grow It?

If you live in Hawaii or a similar tropical climate and are passionate about native plant conservation, this cyrtandra could be an exciting addition to your garden. However, be prepared for some detective work – you’ll likely need to connect with native plant societies, botanical gardens, or conservation groups to find seeds or plants.

The lack of readily available growing information means you’ll be part pioneer, part conservationist. Document your experience! Your success (or challenges) could help future gardeners who want to grow this rare native.

A Word About Responsible Growing

Since information about this plant’s rarity status isn’t widely documented, it’s extra important to source any plants or seeds responsibly. Work with reputable native plant nurseries or conservation organizations to ensure you’re not impacting wild populations.

The Bottom Line

Cyrtandra ×cladantha represents both an opportunity and a challenge for adventurous gardeners in tropical climates. While we can’t offer you a detailed growing guide (yet!), we can encourage you to be part of preserving Hawaii’s incredible native plant heritage. Who knows? You might become the expert that future gardeners turn to for advice on growing this fascinating shrub.

If you’re not quite ready for such an adventure, consider starting with other Hawaiian natives that have more established cultivation practices. But if you’re up for the challenge, this rare cyrtandra awaits your green thumb and pioneering spirit.

Cyrtandra ×cladantha 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. Cyrtandra ×cladantha is also known as:

Cyrtandra platyphylla Gray var. parviflora | USDA symbol: CYPLP

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: Scrophulariales
Family: Gesneriaceae Rich. & Juss. - Gesneriad family
Genus: Cyrtandra J.R. Forst. & G. Forst. - cyrtandra

Species: Cyrtandra ×cladantha Skottsb. (pro sp.) [kohalae × platyphylla] - cyrtandra

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