Banksia marginata the silver banksia is a species of tree or woody shrub found throughout much of southeastern australiait ranges from the eyre peninsula in south australia to north of armidale new south wales and across tasmania and the islands of bass straitit grows in various habitats including eucalyptus forest scrub heathland and moorland. It lies at the far northeast corner of aberdeenshire about 40 miles 64 km north of aberdeen and 17 miles 27 km north of peterheadit is the biggest shellfish port in scotland and one of the.