The most common commercial species is Eucalyptus Paniculata. The heartwood of Grey Ironbark ranges from light grey or light brown with a red tinge at times occurring. Sapwood is slightly lighter in colour. Grey Ironbark may have various regional variations such as the ‘Black ironbark’s’ around Port Macquarie, which have similar light colours with black narrow to broad streaks running through the timber. Texture is moderately coarse and even with an interlocking grain.
Heartwood Class 1 Durability above ground, Termite Resistant and Janka Hardness of 14