North America Non-native Plant

Brown Barrel

Botanical name: Eucalyptus fastigata

USDA symbol: EUFA8

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

Brown Barrel Eucalyptus: A Towering Australian Import for Large Landscapes If you’ve got acres to spare and a hankering for something truly spectacular, the brown barrel eucalyptus might just be your next garden obsession. This towering Australian native (scientifically known as Eucalyptus fastigata) brings a touch of the Outback to ...

Brown Barrel Eucalyptus: A Towering Australian Import for Large Landscapes

If you’ve got acres to spare and a hankering for something truly spectacular, the brown barrel eucalyptus might just be your next garden obsession. This towering Australian native (scientifically known as Eucalyptus fastigata) brings a touch of the Outback to large landscapes with its impressive stature and eye-catching bark.

What Makes Brown Barrel Special?

Don’t let the name fool you – while it’s called brown barrel, this eucalyptus actually sports a gorgeous mottled bark that’s more like nature’s own abstract art. The smooth trunk displays a beautiful palette of cream, grey, and brown patches that shift and change as the tree matures. Combined with its straight, column-like growth habit, it’s quite the showstopper.

The foliage tells its own story too. Young brown barrel trees show off bluish-green juvenile leaves that gradually mature to a deeper, more traditional green. When it blooms, you’ll be treated to clusters of white flowers that add another layer of visual interest.

Where Does It Come From?

Brown barrel eucalyptus hails from the mountainous regions of southeastern Australia, particularly New South Wales and Victoria. In its native habitat, it thrives in cool, temperate conditions at higher elevations.

Size Matters: Is Your Garden Big Enough?

Here’s where we need to have a serious chat about space. Brown barrel eucalyptus isn’t messing around when it comes to size – this tree can reach impressive heights of 100+ feet with a substantial canopy spread. If you’re working with a typical suburban lot, this probably isn’t your tree. But if you’ve got a large property, rural acreage, or are planning a grand landscape design, it could be perfect.

This eucalyptus works beautifully as:

  • A dramatic specimen tree in large landscapes
  • Part of a windbreak or screen planting
  • A focal point in expansive garden designs
  • Timber plantings for those thinking long-term

Growing Conditions and Care

Brown barrel eucalyptus is surprisingly adaptable, but it does have some preferences. It’s happiest in USDA hardiness zones 8-10, so if you’re dealing with harsh winters, this might not be your best bet.

For optimal growth, provide:

  • Full sun exposure
  • Well-draining soil (it’s not picky about soil type)
  • Regular water during establishment, then it becomes quite drought tolerant
  • Plenty of space – seriously, we can’t stress this enough

Planting and Care Tips

Getting your brown barrel eucalyptus off to a good start is pretty straightforward. Plant it in spring or fall when temperatures are moderate. Young trees will need regular watering for the first couple of years, but once established, they’re remarkably low-maintenance.

Pruning is generally minimal – these trees naturally develop a nice shape. Just remove any damaged or crossing branches as needed. The main thing to remember is patience – eucalyptus trees are relatively fast growers, but it still takes time to develop that magnificent mature form.

Wildlife and Pollinator Benefits

While brown barrel eucalyptus produces flowers that can attract some pollinators, keep in mind that as a non-native species, it won’t support local wildlife ecosystems the way native trees do. The flowers do provide some nectar, but native birds and insects have evolved alongside native plants, creating more meaningful ecological relationships.

Should You Plant It?

Brown barrel eucalyptus can be a stunning addition to the right landscape, but it’s worth considering native alternatives first. Large native trees like oaks, maples, or conifers (depending on your region) will provide similar landscape impact while supporting local wildlife.

If you do decide to plant brown barrel eucalyptus, make sure you have the space it needs and understand the long-term commitment. This is a tree that will outlive you and probably your grandchildren, so choose its location wisely.

The bottom line? Brown barrel eucalyptus is a magnificent tree for the right situation – just make sure that situation includes plenty of room to grow and an appreciation for its non-native status in your local ecosystem.

Brown Barrel

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 fastigata H. Deane & Maiden - brown barrel

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