North America Non-native Plant

Redwood

Botanical name: Eucalyptus transcontinentalis

USDA symbol: EUTR9

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

The Mystery of Redwood Eucalyptus transcontinentalis: Separating Fact from Fiction If you’ve stumbled across the name Eucalyptus transcontinentalis with the common name redwood, you might be scratching your head – and for good reason! This particular plant name appears to be either a misidentification or doesn’t exist in current botanical ...

The Mystery of Redwood Eucalyptus transcontinentalis: Separating Fact from Fiction

If you’ve stumbled across the name Eucalyptus transcontinentalis with the common name redwood, you might be scratching your head – and for good reason! This particular plant name appears to be either a misidentification or doesn’t exist in current botanical records. Let’s unravel this garden mystery together and help you find what you’re actually looking for.

What’s in a Name? The Confusion Explained

The botanical world can be tricky to navigate, and sometimes plant names get mixed up or confused. The combination of Eucalyptus (a genus native to Australia) with the common name redwood (typically referring to North American giants like Coast Redwood or Giant Sequoia) suggests there may be some confusion in plant identification here.

Eucalyptus species are known for their aromatic leaves, distinctive bark, and fast growth, while true redwoods are massive conifers native to the Pacific Coast. These are completely different plant families with very different characteristics!

So What Are You Actually Looking For?

If you’re interested in planting something, here are some possibilities for what you might actually want:

  • An Australian Eucalyptus species – There are over 800 species of Eucalyptus, many of which make excellent landscape trees
  • A redwood tree – Coast Redwood (Sequoia sempervirens) or Dawn Redwood (Metasequoia glyptostroboides)
  • A red-barked eucalyptus – Perhaps you’re thinking of Red Ironbark (Eucalyptus tricarpa) or another reddish-barked species

The Importance of Proper Plant Identification

Getting the right plant name is crucial for successful gardening because:

  • Different plants have vastly different growing requirements
  • Climate zones and native ranges vary dramatically
  • Care instructions are species-specific
  • You want to make sure you’re not accidentally introducing invasive species

What Should You Do Next?

If you’re trying to identify or purchase a specific plant, here’s your action plan:

  • Double-check your source – Where did you encounter this plant name? There might be additional context or correction needed
  • Consult reliable botanical databases – Use resources like the USDA PLANTS database or Flora of North America
  • Visit your local nursery – Experienced staff can help with plant identification and suggest alternatives
  • Contact your extension office – Local experts know which plants thrive in your specific area

Native Alternatives Worth Considering

Instead of chasing a plant that may not exist, why not explore some fantastic native options for your region? Native plants are always the best choice for supporting local wildlife, requiring less water and maintenance, and creating sustainable landscapes.

Your local native plant society or extension office can provide excellent recommendations for trees that might give you the aesthetic appeal you’re seeking, whether that’s aromatic foliage, interesting bark, or impressive stature.

The Bottom Line

While Eucalyptus transcontinentalis remains a mystery, this confusion highlights the importance of accurate plant identification in gardening. Don’t let this discourage you from your gardening goals – instead, use it as an opportunity to discover the amazing native plants in your area or properly identified species that will thrive in your garden.

Remember, the best garden plants are the ones that are correctly identified, well-suited to your climate, and properly sourced. Happy gardening!

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 transcontinentalis Maiden - redwood

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