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Plant Profile

Eucalyptus globulus (Tasmanian Blue Gum)

This large Blue gum tree is originated from Australia and Tasmania. As mature height it can reach 60-70 m. Used for its essential oil which is extracted from its leaves. Use in landscape with a special care as it can act invasive. The species has also been planted in swampy areas in Algeria, Lebanon, Italy and California with the purpose of drying the soil.The flower is attracting bees. It is famous for  it Eucalyptus honey in Lebanon. 

  • Landscape Information
  • Botanical Description
  • Horticulture Management
  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • By Copyright by Curtis Clark, licensed as noted (Photography by Curtis Clark) [CC BY-SA 2.5 (http://creativecommons.org/licenses/by-sa/2.5)], via Wikimedia Commons
  • By H. Zell (Own work) [GFDL
  • By C T Johansson (Own work) [CC BY-SA 4.0 (http://creativecommons.org/licenses/by-sa/4.0)], via Wikimedia Commons
  • By DigbyDalton (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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  • French Name: Gommier bleu

    Pronunciation: yoo-kuh-LIP-tus GLOB-yoo-lus

  • Plant type: Tree

  • Origin: Australis

  • Heat Zones: 5 to 11

    Hardiness Zones: 8 to 11

  • Uses: Screen, Specimen, Windbreak

  • Size/Shape

    Growth Rate: Fast

    Tree Shape: Upright

    Canopy Symmetry: Irregular

    Canopy Density: Medium

    Canopy Texture: Medium

    Height at Maturity: Over 23

    Spread at Maturity: Over 15 meters

    Time to Ultimate Height: 20 to 50 Years

  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • By Copyright by Curtis Clark, licensed as noted (Photography by Curtis Clark) [CC BY-SA 2.5 (http://creativecommons.org/licenses/by-sa/2.5)], via Wikimedia Commons
  • By H. Zell (Own work) [GFDL
  • By C T Johansson (Own work) [CC BY-SA 4.0 (http://creativecommons.org/licenses/by-sa/4.0)], via Wikimedia Commons
  • By DigbyDalton (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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  • Foliage

    Leaf Arrangement : Alternate

    Leaf Venation: Pinnate

    Leaf Persistance: Evergreen

    Leaf Type: Simple

    Leaf Blade: 5 - 10 cm

    Leaf Shape: Lanceolate

    Leaf Margins: Entire

    Leaf Texture: Leathery, Medium

    Leaf Scent: Pleasant (Spicy)

    Color(growing season): Blue-Green

  • Flower

    Flower Showiness: Yes

    Flower Size Range: 1.5 - 3

    Flower Type: Solitary

    Flower Sexuality: Monoecious (Bisexual)

    Flower Scent: No Fragance

    Flower Color: White

    Seasons: Spring

  • Trunk

    Trunk Susceptibility to Breakage: Generally resists breakage

    Number of Trunks: Single Trunk

    Trunk esthetic Values: Showy, Fissured, Colored

  • Fruit

    Fruit Type: Capsule

    Fruit Showiness: Yes

    Fruit Size Range: 1.5 - 3

    Fruit Color: Blue, Grey

    Seasons: Spring

  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
  • By Copyright by Curtis Clark, licensed as noted (Photography by Curtis Clark) [CC BY-SA 2.5 (http://creativecommons.org/licenses/by-sa/2.5)], via Wikimedia Commons
  • By H. Zell (Own work) [GFDL
  • By C T Johansson (Own work) [CC BY-SA 4.0 (http://creativecommons.org/licenses/by-sa/4.0)], via Wikimedia Commons
  • By DigbyDalton (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
Forest & Kim Starr [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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  • Tolerance

    Frost Tolerant: Yes

    Heat Tolerance: Yes

    Drought Tolerance: Yes

    Salt Tolerance: Good

  • Requirements

    Soil Requirements: Clay, Loam, Sand

    Soil Ph Requirements: Acidic, Neutral, Alkaline

    Water Requirements: Low

    Light Requirements: Full, Part

  • Management

    Toxicity: No

    Invasive Potential: Yes

    Susceptibility to Pests and Diseases: No

    Pruning Requirements: No pruning at all

    Fruit/ Leaves/ Flowers litter: Yes

    Surface Rooting: Yes

    Life Span: More than 50

    Edible Parts: None

    Plant Propagation: Seed, Cutting

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