
Why conserve Macadamias?
Macadamias originated in the rainforest on the east coast of Australia and Australia is the only country in the world where they naturally grow in the wild. There are four…

The Four Macadamias
There are four species of Macadamia, two of which are used for production of Macadamia nuts in Australia (Macadamia tetraphylla and M. integrifoIia). All four are genetically closely related and…

Threats facing wild Macadamias
Habitat loss and fragmentation is the biggest threat to long term survival of wild macadamias In South East Queensland and New South Wales approximately 60% and 80% of Macadamia habitat…


Wild macadamias listed on the IUCN Red List
Three Macadamia species are now listed on the IUCN Red List of Threatened Species. Macadamia integrifolia, native to south-east QLD, is listed as “vulnerable” while M. ternifolia, native to QLD,…

Wild Macadamia Hunt update
Cultivated macadamia trees have significantly less genetic diversity than wild trees. This means wild trees may have a greater capacity to respond to changing conditions, new diseases, human needs, and…

Will wild populations of macadamia survive climate change?
Macadamias naturally occur in the subtropical rainforests of eastern Australia. These rainforests are predicted to undergo significant change in coming decades as a result of climate variation, particularly shifting temperature…
Will wild populations of macadamia survive climate change?Read More