North America Native Plant

Gironniera Celtidifolia

Botanical name: Gironniera celtidifolia

USDA symbol: GICE2

Life cycle: perennial

Habit: shrub

Native status: Native to Pacific Basin excluding Hawaii  

Gironniera celtidifolia: A Hidden Gem for Pacific Island Gardens If you’re gardening in the Pacific islands and looking for authentic native plants, you might want to get acquainted with Gironniera celtidifolia. While this shrub doesn’t have a widely recognized common name, it’s a legitimate member of your local plant community ...

Gironniera celtidifolia: A Hidden Gem for Pacific Island Gardens

If you’re gardening in the Pacific islands and looking for authentic native plants, you might want to get acquainted with Gironniera celtidifolia. While this shrub doesn’t have a widely recognized common name, it’s a legitimate member of your local plant community that deserves some attention from native plant enthusiasts.

What Exactly Is Gironniera celtidifolia?

This perennial shrub belongs to the elm family (Ulmaceae) and typically grows as a multi-stemmed woody plant reaching 13 to 16 feet in height under normal conditions. Like many shrubs, it can sometimes surprise you by growing taller or developing a more tree-like single stem depending on its environment.

Where Does It Call Home?

Gironniera celtidifolia is native to the Pacific Basin (excluding Hawaii) and has been documented specifically in Guam and Palau. This makes it a truly regional native species with a fairly limited natural range.

Should You Plant It in Your Garden?

If you’re gardening in Guam or Palau, this native shrub could be an excellent choice for several reasons:

  • It’s authentically native to your area, supporting local ecosystems
  • As a native species, it’s likely well-adapted to your local climate and soil conditions
  • It can contribute to preserving local plant heritage
  • Native plants typically require less water and maintenance once established

However, there are some considerations. Since detailed cultivation information is limited, growing this species might require some experimentation and patience. It’s best suited for gardeners who enjoy working with less common native plants.

Growing Conditions and Care

While specific growing requirements for Gironniera celtidifolia aren’t widely documented, we can make educated guesses based on its native habitat:

  • Climate: Tropical conditions (likely USDA zones 10-12)
  • Location: Pacific island environments
  • Soil: Probably adaptable to various soil types common in its native range
  • Water: Moderate watering, typical of tropical shrubs

Landscape Role and Design Ideas

This shrub could work well in:

  • Native plant gardens focused on regional species
  • Mixed shrub borders
  • Naturalized landscape areas
  • Educational or botanical gardens showcasing local flora

The Bottom Line

Gironniera celtidifolia represents an opportunity to grow something truly local and special in your Pacific island garden. While it might not be the flashiest plant at the garden center (if you can even find it there), it offers the satisfaction of supporting native biodiversity and connecting with your area’s natural heritage.

If you’re interested in growing this species, you’ll likely need to source it from specialty native plant nurseries or botanical institutions. Given its limited cultivation information, consider it a plant for the more adventurous native gardener who doesn’t mind a bit of trial and learning.

Remember, choosing native plants like Gironniera celtidifolia isn’t just about gardening—it’s about being a steward of your local ecosystem and preserving the unique plant communities that make your corner of the Pacific special.

Gironniera Celtidifolia

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Hamamelididae

Order

Urticales

Family

Ulmaceae Mirb. - Elm family

Genus

Gironniera Gaudich.

Species

Gironniera celtidifolia Gaudich.

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