Casuarina cunninghamiana

Australian native tree that naturally occurs around riverbanks. It has drooping, needle-like branchlets. Foliage is grey-green and bark a rough dark brown. Tree is self mulching and suppresses any other plants growing under the root zone it is a nitrogen fixing tree and the root system can stabilise loose soil. Plant on its own as a feature tree or in a cluster. A feature of this tree is the whistling sound it makes as the wind blows through it.