North America Native Plant

Cyrtandra

Botanical name: Cyrtandra ×malacophylla

USDA symbol: CYMA7

Life cycle: perennial

Habit: shrub

Native status: Native to Hawaii  

Cyrtandra: A Native Hawaiian Shrub Perfect for Tropical Gardens If you’re lucky enough to garden in tropical Hawaii, you’ve probably wondered about adding some authentic native plants to your landscape. Enter Cyrtandra ×malacophylla, commonly known simply as cyrtandra – a charming native Hawaiian shrub that brings both beauty and ecological ...

Cyrtandra: A Native Hawaiian Shrub Perfect for Tropical Gardens

If you’re lucky enough to garden in tropical Hawaii, you’ve probably wondered about adding some authentic native plants to your landscape. Enter Cyrtandra ×malacophylla, commonly known simply as cyrtandra – a charming native Hawaiian shrub that brings both beauty and ecological value to your garden.

What Makes Cyrtandra Special?

This delightful perennial shrub is a true Hawaiian native, meaning it evolved right there in the islands and plays an important role in the local ecosystem. As a hybrid species (indicated by the × in its scientific name), cyrtandra represents the natural diversity that makes Hawaiian flora so unique.

Cyrtandra typically grows as a multi-stemmed woody plant, usually staying under 13-16 feet tall, making it perfect for most residential landscapes. Its manageable size and attractive form make it an excellent choice for gardeners who want to create authentic Hawaiian gardens without overwhelming their space.

Where Does Cyrtandra Grow?

Cyrtandra ×malacophylla is found exclusively in Hawaii, where it thrives in the islands’ unique climate conditions. This endemic status makes it extra special – you won’t find this exact plant growing wild anywhere else in the world!

Why Plant Cyrtandra in Your Garden?

There are several compelling reasons to consider adding this native Hawaiian shrub to your landscape:

  • **Authentic Hawaiian character**: Creates genuine island ambiance in your garden
  • **Manageable size**: Won’t outgrow most residential spaces
  • **Ecological benefits**: Supports native Hawaiian wildlife and pollinators
  • **Low maintenance**: Adapted to local conditions once established
  • **Unique heritage**: As a hybrid, it represents Hawaiian botanical diversity

Growing Conditions and Care

Like most Hawaiian natives, cyrtandra has specific preferences that mirror its natural habitat:

**Climate Requirements**: This tropical beauty is only suitable for USDA hardiness zones 10-12. If you’re not in Hawaii or a similar tropical climate, this plant won’t survive your winters.

**Light and Location**: Cyrtandra prefers partial to full shade, making it perfect for understory plantings beneath taller trees or on the north side of buildings. Think of how it grows naturally – tucked under the forest canopy.

**Soil Needs**: Well-draining soil that stays consistently moist (but not waterlogged) works best. Hawaiian volcanic soils are ideal, but any good tropical planting mix will do.

**Watering**: Regular watering is essential, especially during dry periods. However, avoid soggy conditions that can lead to root problems.

Planting and Care Tips

Getting your cyrtandra off to a good start is key to long-term success:

  • Plant in a protected location away from strong trade winds
  • Add organic mulch around the base to retain moisture
  • Water regularly but ensure good drainage
  • Fertilize lightly with organic matter
  • Prune minimally – let it maintain its natural form

Garden Design Ideas

Cyrtandra works beautifully in several landscape settings:

  • **Native Hawaiian gardens**: Combine with other endemic plants for an authentic island look
  • **Shade gardens**: Perfect understory plant for tropical shade areas
  • **Naturalistic landscapes**: Fits well in informal, forest-like settings
  • **Wildlife gardens**: Attracts native Hawaiian insects and birds

Supporting Hawaiian Ecology

When you plant native Hawaiian species like cyrtandra, you’re doing more than just beautifying your landscape. You’re supporting the unique ecosystem that makes Hawaii special, providing habitat and food sources for native wildlife, and helping preserve these irreplaceable plants for future generations.

Is Cyrtandra Right for Your Garden?

Cyrtandra ×malacophylla is an excellent choice if you:

  • Garden in tropical Hawaii (zones 10-12)
  • Want to support native Hawaiian ecology
  • Have partial to full shade areas to fill
  • Prefer low-maintenance, appropriately-sized shrubs
  • Value authentic Hawaiian plants over generic tropical species

However, skip this plant if you’re gardening outside tropical zones – it simply won’t survive. Instead, look for native plants appropriate to your own region.

For Hawaiian gardeners, cyrtandra offers a wonderful opportunity to connect with the islands’ natural heritage while creating a beautiful, ecologically valuable landscape. It’s proof that native doesn’t mean boring – sometimes the best plants for your garden are the ones that have always called your area home.

Cyrtandra

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Gesneriaceae Rich. & Juss. - Gesneriad family

Genus

Cyrtandra J.R. Forst. & G. Forst. - cyrtandra

Species

Cyrtandra ×malacophylla C.B. Clarke (pro sp.) [hashimotoi × 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