- Water
- Shelter
- Supplementary food species through plantings
- Banksia menziesii) - WA native. Tree up to 10 metres in height, long leaves and huge showy flowers at end of branches, outstanding plant for ornamental reasons. Requires well drained soils, full sun.
- (Banksia attenuata) - WA native. Tree or shrub up to 10m high, yellow upright candlestick flowers. Well drained soils, sand.
- and Grevilleas are popular garden plants, and are also present in Koondoola bushland. They’re suitable plants for people wanting to help Carnaby’s Cockatoos without the space for a large tree. Hakeas provide seeds and nectar, grevilleas just nectar.
- Corymbia citriodora) - While not native to Western Australia, this large, showy tree has proved popular with the cockatoos, who use them as vantage points around water sources, as well as enjoying the nectar. Grows 20 – 35m, and prefers a well-drained soil, sunny position and is drought-tolerant once established
- Eucalyptus grandis) A tall tree to 40m, handsome bark and extremely straight growing. Develops hollows after around 10 – 15 years, perfect for roosting sites. Highly adaptable to a range of growing conditions
- (Tipuana tipu)– An exotic tree from South America, this large, quick growing tree is often utilised in street plantings. Generally grows to a height of 15m, and is used by Carnaby’s Cockatoos who enjoy the winged fruit.