North America Non-native Plant

Grampians Gum

Botanical name: Eucalyptus alpina

USDA symbol: EUAL12

Native status: Not native but doesn't reproduce and persist in the wild

Grampians Gum: A Rare Australian Beauty for Mediterranean Gardens Looking for something truly special to add to your Mediterranean-style garden? Meet the Grampians gum (Eucalyptus alpina), a distinctive eucalyptus that’s as rare as it is beautiful. This charming tree hails from a very specific corner of Australia and brings unique ...

Grampians Gum: A Rare Australian Beauty for Mediterranean Gardens

Looking for something truly special to add to your Mediterranean-style garden? Meet the Grampians gum (Eucalyptus alpina), a distinctive eucalyptus that’s as rare as it is beautiful. This charming tree hails from a very specific corner of Australia and brings unique character to the right growing conditions.

What Makes Grampians Gum Special?

The Grampians gum isn’t your typical backyard eucalyptus. This species is endemic to the Grampians mountain region in Victoria, Australia, making it quite the conversation starter for plant enthusiasts. With its smooth, attractive bark and narrow leaves, it offers a more refined look than some of its larger eucalyptus cousins.

What really sets this tree apart are its creamy white flowers that appear in clusters, creating a lovely display that pollinators absolutely adore. Bees, in particular, are drawn to the nectar-rich blooms, making this tree a valuable addition to pollinator-friendly gardens.

Where Does It Come From?

As the name suggests, Grampians gum is native exclusively to the Grampians region of Victoria, Australia. This mountainous area is known for its unique flora, and Eucalyptus alpina is one of its special residents. The tree has adapted to the specific climate and soil conditions of this region over thousands of years.

Is Grampians Gum Right for Your Garden?

This tree works best in specific garden settings and climates. Here’s what to consider:

  • Climate needs: Thrives in USDA zones 9-11, preferring Mediterranean-style climates with dry summers
  • Garden style: Perfect for drought-tolerant landscapes, Australian native plant collections, and Mediterranean gardens
  • Space requirements: Works well as a specimen tree or accent plant
  • Maintenance level: Low-maintenance once established

Since this isn’t a native North American species, you might also consider exploring native alternatives that offer similar aesthetic appeal and ecological benefits specific to your region. Your local native plant society can suggest wonderful alternatives that support local wildlife.

Growing Your Grampians Gum Successfully

If you’ve decided this unique tree fits your garden vision, here’s how to help it thrive:

Planting Conditions

  • Sunlight: Full sun is essential for healthy growth
  • Soil: Well-draining soil is absolutely critical – this tree hates wet feet
  • Drainage: Consider planting on a slope or in raised beds if your soil doesn’t drain well naturally

Care Tips

  • Watering: Water regularly during the first year, then reduce to minimal supplemental watering
  • Frost protection: Young trees need protection from frost – consider wrapping or covering during cold snaps
  • Pruning: Minimal pruning needed, just remove any dead or crossing branches
  • Fertilizing: Generally unnecessary in decent soil conditions

Benefits for Wildlife

While not native to North America, Grampians gum can still provide some benefits to local wildlife. The flowers attract various pollinators, including bees, and the tree structure may provide nesting sites for birds. However, for maximum ecological benefit, prioritizing native species will always be your best bet for supporting local ecosystems.

The Bottom Line

Grampians gum is a fascinating choice for gardeners in suitable climates who appreciate rare and distinctive trees. Its unique origin story and attractive features make it a wonderful specimen plant for Mediterranean-style gardens. Just remember to source your plant responsibly, ensure your climate can support it, and consider complementing it with native species that will provide the best support for your local wildlife community.

With the right conditions and care, this special eucalyptus can be a stunning and conversation-worthy addition to your landscape for years to come.

Grampians Gum

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

Myrtales

Family

Myrtaceae Juss. - Myrtle family

Genus

Eucalyptus L'Hér. - gum

Species

Eucalyptus alpina Lindl. - Grampians gum

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