The general name blackbutt, came about due to the tree’s appearance after bushfire, where the buttress (or butt) was significantly darkened. It is also known as coastal blackbutt to differentiate it from the tableland species, New England blackbutt.
Due to its fast development and flexibility, blackbutt makes an excellent plantation wood. It is a commonly offered commercial hardwood species in New South Wales and southern Queensland, frequently used for building structure.
The heartwood ranges from golden yellow to pale brown, although occasionally a slight pinkish color might exist. The sapwood, which is not always simple to identify, is much paler in appearance and is resistant to assault by lyctid borer. Blackbutt has an even structure and typically straight grain making it appealing for interior use applications.
Blackbutt Hardwood can be stained, painted or polished but there can be problems with painting because of its tendency to surface check. The high extractives of mature wood can lead to issues with some adhesives, however this is much less of an issue with young regrowth wood. These extractives can likewise lead to staining on painted surfaces exposed to the weather. Blackbutt machines well however is just reasonable for steam flexing.
Blackbutt offers excellent fire resistance and is one of 7 hardwood lumber species that was discovered to be appropriate by the Structure Commission in Victoria for home construction in bushfire areas (provided it has a thickness greater than 18mm).
A strong, durable hardwood, blackbutt can be utilized for a variety of structural, outside and indoor applications including framework, decking, flooring and poles/posts.