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Tasmanian Blue Gum

Eucalyptus globulus

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Plant Profile

Flowering Months:
Myrtaceae (Myrtle)
Also in this family:
Evergreen tree
Life Cycle:
Maximum Size:
70 metres tall
Gardens, parks.

White, no petals
Small clusters of white flowers.
The 'globulus' part of the botanical name refers to the ball-shaped woody fruit (globulus, meaning 'globe').
An evergreen tree. The young leaves are smooth, opposite, ovate and stalkless. They are borne on square stems. The glossy mature leaves appear spirally on rounded stems and are larger, and hook-shaped.
Foliage is aromatic.
Other Names:
Blue Gum, Bluegum Eucalyptus, Fever Gum, Fever Tree, Southern Blue-gum.
Frequency (UK):

Other Information


Eucalyptus globulus, also known as Blue Gum or Tasmanian Blue Gum, is a species of evergreen tree in the Myrtaceae family. It is native to the southeastern coast of Australia, specifically in the states of Victoria and New South Wales, but now it has been introduced and naturalized in many other parts of the world, particularly in Mediterranean regions. The tree can grow up to 70 m tall, with a trunk up to 3 m in diameter. It has thick, fibrous bark that is rough and dark gray in color. The leaves are glossy green, long and narrow, and can be up to 15 cm long. The tree produces clusters of small white flowers in the summer. E. globulus is widely cultivated for its timber, honey, and essential oil, which is used in a variety of commercial products such as perfumes, cleaning agents, and inhalants. It is also grown as an ornamental tree and as a source of pulpwood for paper production.


Tasmanian Blue Gum, scientifically known as Eucalyptus globulus, is a tall, evergreen tree native to southeastern Australia. The tree is also known as Southern Blue Gum or Blue Gum, and it is highly valued for its medicinal, commercial, and ecological importance.

The Tasmanian Blue Gum tree can grow up to 70 meters tall, with a trunk diameter of up to 2 meters. The tree's leaves are glossy, blue-green, and oval-shaped, and they exude a distinct eucalyptus scent when crushed. The tree's bark is smooth and grayish-white, but it sheds in irregular patches, exposing the underlying green or brown bark.

The Tasmanian Blue Gum tree is an important source of timber, pulpwood, and essential oil. The timber is hard, dense, and durable, making it ideal for furniture, flooring, and construction. The pulpwood is used to make paper and cardboard, while the essential oil is extracted from the leaves and used in perfumes, soaps, and medicinal products.

The Tasmanian Blue Gum tree also has significant ecological importance. It is an important habitat for many wildlife species, including koalas, possums, and birds. The tree's nectar-rich flowers also provide food for honeybees and other pollinators. In addition, the tree's essential oil has antiseptic and insecticidal properties, making it useful in pest control and treating infections.

Despite its numerous benefits, the Tasmanian Blue Gum tree also has some drawbacks. The tree is highly flammable, and its oil-rich leaves and bark make it susceptible to bushfires. In addition, the tree can become invasive in some regions, outcompeting native vegetation and disrupting local ecosystems.

The Tasmanian Blue Gum, Eucalyptus globulus, is a versatile and valuable tree that has numerous uses in medicine, industry, and ecology. However, it also has some potential drawbacks that must be carefully managed to ensure its sustainability and prevent negative impacts on the environment.

The Tasmanian Blue Gum tree is a popular ornamental tree in many parts of the world, prized for its attractive foliage, striking appearance, and adaptability to a wide range of climates. It is often planted in parks, gardens, and along roadsides to provide shade and enhance the aesthetic value of the landscape.

The tree's medicinal properties have been recognized for centuries, and it has been used in traditional medicine to treat a variety of ailments, including coughs, colds, and fever. The essential oil derived from the tree's leaves is also used in aromatherapy to relieve stress, promote relaxation, and improve respiratory health.

The Tasmanian Blue Gum tree has a complex relationship with fire. While it is highly flammable, its seeds are adapted to germinate and grow after a fire, and the tree is an important part of many fire-adapted ecosystems. However, in some areas, the tree has become over-represented and is causing concerns about its impact on biodiversity and wildfire risk.

Efforts are underway to manage the Tasmanian Blue Gum tree's impact on ecosystems and to develop more sustainable management practices. For example, some forest management programs are using controlled burns to reduce fuel loads and minimize the risk of catastrophic wildfires.

The Tasmanian Blue Gum tree is an important and fascinating species that has played a significant role in many aspects of human society, from medicine and industry to ecology and culture. As we continue to learn more about this versatile tree and its ecological impacts, we must work to balance its many benefits with the need to protect and preserve our natural environments.

In addition to its ecological and economic significance, the Tasmanian Blue Gum tree also has cultural and historical importance. The tree has been an important part of Aboriginal culture for thousands of years, with many traditional stories and ceremonies associated with it. The tree's leaves and bark have also been used in traditional medicine and as a source of food and fiber.

During the colonial era, the Tasmanian Blue Gum tree played a significant role in the development of Australia's forestry industry. The tree's high-quality timber was highly prized for its strength and durability, and it was used in the construction of buildings, ships, and bridges. The tree's pulpwood was also an important raw material for the paper industry, which played a crucial role in Australia's economic growth.

Today, the Tasmanian Blue Gum tree is still an important part of Australia's forestry industry, and its essential oil is used in a variety of products, from cosmetics and perfumes to cleaning agents and insect repellents. The tree's importance to the Australian economy and culture is reflected in its status as the official floral emblem of the state of Tasmania.

However, as with many tree species, the Tasmanian Blue Gum tree is facing a number of threats, including habitat loss, climate change, and invasive species. Conservation efforts are underway to protect and restore the tree's habitat, and to develop more sustainable management practices for its use in forestry and other industries.

In conclusion, the Tasmanian Blue Gum tree is a fascinating and important species that has played a significant role in many aspects of human society, from culture and history to ecology and industry. While the tree faces a number of challenges, its versatility and resilience make it an important symbol of the Australian landscape and a valuable resource for generations to come.