The Garden was established in 1966[1] by John Wrigley[2] on behalf of Ku-ring-gai Council.
[3] (Wrigley went on to establish the Australian National Botanic Gardens in Canberra in 1970.)
It was opened by the then Governor of New South Wales, Sir Roden Cutler VC, in 1968.
[6] The dominant species of birds found in the Garden are honeyeaters.
[12] There is a Wildflower & Garden Festival on the last Sunday of August each year.