Tree < 20 m tall. Bark is grey-brown, fissured and scaly. Branches are slender and often weeping. Leaves are minute, scale-like and borne on branchlets. Flowers are brown or red and borne in August – September. Seed pods are cone-like and contain winged seeds.
Although casuarina is not a legally declared pest plant, it may still be invasive in some situations. Consider lower risk alternatives for your garden, such as native plants.
Coastal areas, wetlands, riparian margins.
Seeds dispersed by wind. Vegetative spread from suckering.
Can form dense stands, displacing native plants and altering water flow in wetlands. Actinorhizal nitrogen fixer.
Follow up treated areas 3 times per year. Encourage natural regeneration of native plants or replant treated areas where possible after 2-3 treatments to establish dense ground cover and minimise reinvasion.
CAUTION: When using any herbicide or pesticide please read the label thoroughly to ensure that all instructions and safety requirements are followed.