Eucalyptus sieberi syn. E. sieberana. Family: Myrtaceae Often referred to as 'Coast Ash', due to growing along the cooler coastal regions of the east coast, Silvertop Ash is a large, moderately durable Australian hardwood that grows in the southern and central coast and tablelands of New South Wales, eastern Victoria and north eastern Tasmania. It is also known by the common name of 'Ironbark' in Tasmania. A tall tree to 45 m with hard, deeply furrowed black to dark grey b