This is a hosted stay through Hipcamp, below is the information provided by the Host regarding their offering.

66 acres of undulating Macadamia Orchard.
Located on an inland island. Views of the South Arm of the Clarence River and Woodford National Park. Set in a private location, surrounded by an abundance of wild life. Relaxation central, collect your own macca’s.
Located 30 mins from Grafton, 10 minutes to the Scottish town of Maclean, 20 minutes to the world class beaches of Yamba.