[4] The organization subsequently developed, first in a small way in Tasmania, before expanding to the Australian mainland, and has grown with the assistance of regular subscribers and other donors.

The Healthy Country Plan developed by the two groups helps to manage the Indigenous Protected Area (IPA) within the Mitchell River National Park in the Kimberley region in Western Australia.

Care of Bush Heritage owned properties includes the rehabilitation of degraded land, the control of introduced herbivores and predators, the use of fire as a management tool, consultation and co-operation with neighbouring landowners and traditional owners, as well as with government departments, and the creation of habitat corridors.

[10][11] Bush Heritage is run by an independent board of directors skilled in land management and conservation, around 200 paid staff and many volunteers.

In 2022-23 Bush Heritage had over 50,000 supporters and hundreds of highly skilled volunteers (contributing over 43,206 hours in 2022-23) who are given opportunities to visit and work on the reserves.