Red Ironbark (narrow-leaved) 

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Find out more about Narrow-leaved Red Ironbark

The botanical name for Narrow-leaved Red Ironbark is Eucalyptus crebra. It is most commonly called Red Ironbark, however, most do not know that there are two varieties - broad- and narrow-leaved. Narrow-leaved Red Ironbark is the most widely distrubuted of the Ironbarks, grown right across the belt extending between the southern Queensland coast and the Great Dividing Range. It is a reputed structural hardwood due to its long-term durability and performance in weather-exposed conditions.

narrow leaved red ironbard queensland timber species

What does Narrow-leaved Red Ironbark look like?

Like its broad leaved counterpart, Narrow-leaved Red Ironbark has a deep dark red to reddish brown heartwood but with a sapwood that is white to pinkish white. It also conversely displays a close grained texture.

narrow leaved red ironbark queensland timber species framing

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What is Narrow-leaved Red Ironbark used for?

Common applications for Narrow-leaved Red Ironbark include:

  • In-ground framing
  • Exposed above ground framing
  • Decking
  • Internal flooring
  • External and weather exposed applications including cladding
  • Wharfs & bridges
timber merchant brisbane narrow leaved red ironbark

Where can I purchase Narrow-leaved Red Ironbark?

Red Ironbark of both varieties is readily available at all Queensland Timber Merchant Network members. Search for your local supplier via the Accredited Queensland Timber Merchant postcode search tool.


Where can I find more information about the use and application of Narrow-leaved Red Ironbark?

For more detailed information than the Red Ironbark property table below, visit WoodSolutions or download 'Construction timbers in Queensland' which describes the properties of timbers used in the construction of Class 1 to Class 10 buildings (e.g. houses, carports, garages, greenhouses and sheds) in Queensland, as well as other purposes such as furniture, landscaping and outdoor structures (e.g. playgrounds, fences).

narrow leaved red ironbark tree queensland timber species

What are the properties of Narrow-leaved Red Ironbark?

Termite resistance

Termite resistant


This is the measure of the percentage reduction from the unseasoned to 12% moisture content condition.



Mass divided by volume, expressed in kg/m3 when describing timber

Very High Density


High Toughness

Bushfire resistance

Bushfire rated


The strength of Australian timber is described in terms of "stress grades". Stress Grading is a way of classifying timber, either visually or by mechanical means to indicate the basic properties to be used for structural design purposes. The stress grade is designated in a form such as "F17", which indicates the relative bending capacity of timber.

F11 – F27

About Us

The Accredited Queensland Timber Merchant Network (AQTMN) is a group of Queensland owned and operated businesses with the aim of growing Queensland's forest and timber industry.

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