North America Non-native Plant

Eucalyptus Stowardii

Botanical name: Eucalyptus stowardii

USDA symbol: EUST17

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

Eucalyptus stowardii: The Mystery Eucalyptus If you’ve stumbled across the name Eucalyptus stowardii in your plant research, you’re not alone in scratching your head. This particular eucalyptus species is something of an enigma in the gardening world, with very little documented information available for home gardeners. What We Know (And ...

Eucalyptus stowardii: The Mystery Eucalyptus

If you’ve stumbled across the name Eucalyptus stowardii in your plant research, you’re not alone in scratching your head. This particular eucalyptus species is something of an enigma in the gardening world, with very little documented information available for home gardeners.

What We Know (And Don’t Know)

Eucalyptus stowardii belongs to the vast genus of Eucalyptus trees, which are primarily native to Australia. However, unlike popular eucalyptus species such as the Rainbow Eucalyptus or Silver Dollar Eucalyptus, this particular species lacks comprehensive documentation regarding its characteristics, native range, or cultivation requirements.

The scarcity of information about Eucalyptus stowardii raises several possibilities:

  • It may be an extremely rare or localized species
  • The name might be taxonomically questionable or outdated
  • It could be a research specimen not widely available in cultivation

Geographic Distribution

Unfortunately, the specific native range and geographic distribution of Eucalyptus stowardii remain unknown, making it impossible to provide accurate information about where this species naturally occurs.

Should You Try to Grow It?

Given the lack of available information about Eucalyptus stowardii, including its growing requirements, hardiness, and even its basic characteristics, it’s not practical to recommend this species for home gardeners. Without knowing its native status, invasive potential, or proper care requirements, attempting to cultivate this plant would be quite challenging.

Better Eucalyptus Alternatives

If you’re interested in growing eucalyptus in your garden, consider these well-documented alternatives:

  • Eucalyptus cinerea (Silver Dollar Tree): Popular for its round, silvery leaves
  • Eucalyptus deglupta (Rainbow Eucalyptus): Famous for its colorful, peeling bark
  • Eucalyptus gunnii (Cider Gum): Cold-hardy option for cooler climates
  • Eucalyptus pauciflora (Snow Gum): Excellent cold tolerance

The Bottom Line

While Eucalyptus stowardii may exist in botanical literature or specialized collections, the lack of available cultivation information makes it unsuitable for typical garden planning. If you’re drawn to eucalyptus trees, stick with the tried-and-true species that have established growing guides and proven garden performance.

For native plant gardening, always research and choose species that are native to your specific region rather than exotic eucalyptus species, as these will better support local wildlife and require less maintenance once established.

Eucalyptus Stowardii

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 stowardii Maiden

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