The Davis Scrub Nature Reserve is a protected nature reserve that is located in the Northern Rivers region of New South Wales, Australia. The 13 ha reserve is a sub tropical rainforest remnant of the Big Scrub and is situated at 170 m above sea level on an undulating high rainfall plain near. The red-brown soil is derived from a basaltic flow from the nearby Mount Warning. Significant rainforest tree species include Moreton Bay Fig, Black Bean, White Booyong, Red Bean, and Purple Cherry. A large Moreton Bay Fig dominates the rainforest horizon. The reserve is located at an altitude of 165 meters.