North America Native Plant

Spurge

Botanical name: Euphorbia gaudichaudii

USDA symbol: EUGA6

Native status: Native to Pacific Basin excluding Hawaii  

Discovering Spurge: The Mysterious Euphorbia gaudichaudii If you’re a gardener who loves rare and unusual plants, you might have stumbled across the name Euphorbia gaudichaudii in your botanical adventures. This intriguing spurge species is one of those plants that makes you scratch your head and wonder, Should I be growing ...

Discovering Spurge: The Mysterious Euphorbia gaudichaudii

If you’re a gardener who loves rare and unusual plants, you might have stumbled across the name Euphorbia gaudichaudii in your botanical adventures. This intriguing spurge species is one of those plants that makes you scratch your head and wonder, Should I be growing this in my garden?

What Is Euphorbia gaudichaudii?

Euphorbia gaudichaudii is a native plant species that calls the Pacific Basin home, specifically thriving in the tropical paradises of Guam and Palau. As a member of the spurge family, it shares DNA with thousands of other Euphorbia species that range from tiny succulents to towering trees.

Where Does It Grow Naturally?

This Pacific native has a pretty exclusive address – you’ll find it naturally growing in Guam and Palau, making it a true island endemic. Its native range excludes Hawaii, despite being part of the broader Pacific Basin region.

The Challenge: Limited Growing Information

Here’s where things get tricky for us garden enthusiasts. Euphorbia gaudichaudii falls into that category of plants that botanists know exists, but detailed cultivation information is surprisingly scarce. This lack of readily available growing guides presents both a challenge and an opportunity for adventurous gardeners.

Should You Try Growing It?

The decision to grow Euphorbia gaudichaudii comes with some important considerations:

  • Limited availability: You’re unlikely to find this plant at your local garden center
  • Unknown growing requirements: Without detailed cultivation information, you’d be experimenting
  • Climate considerations: Given its tropical Pacific origins, it would likely need warm, frost-free conditions
  • Responsible sourcing: If you do find it available, ensure it’s from a reputable, sustainable source

Native Alternatives to Consider

If you’re drawn to the idea of growing a Pacific spurge but want something with more established growing information, consider looking into other native plants from your specific region. Local native plant societies and extension offices can point you toward spurge species or similar plants that are native to your area and have well-documented care requirements.

General Spurge Family Growing Tips

While we can’t provide specific care instructions for Euphorbia gaudichaudii, most spurges share some common characteristics that might give you a starting point if you’re determined to try:

  • Light requirements: Most spurges appreciate bright light to full sun
  • Soil drainage: Good drainage is typically essential for spurge species
  • Watering: Many spurges prefer to dry out between waterings
  • Safety note: All spurges produce a milky sap that can be irritating to skin and eyes

The Bottom Line

Euphorbia gaudichaudii represents one of those fascinating botanical mysteries that reminds us how much we still have to learn about our planet’s plant diversity. While it might not be the best choice for beginning gardeners or those seeking reliable growing information, it could be an interesting challenge for experienced plant collectors willing to experiment.

If you’re passionate about Pacific Island flora or rare spurges, this species might capture your imagination. Just remember to source responsibly and be prepared for some trial and error along the way. Sometimes the most rewarding gardening experiences come from the plants that make us work a little harder to understand them!

Spurge

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Euphorbiales

Family

Euphorbiaceae Juss. - Spurge family

Genus

Euphorbia L. - spurge

Species

Euphorbia gaudichaudii Boiss. - spurge

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