In the Gibraltar Range National Park, it is a dominant shrub of open heathland and a non-dominant shrub of closed heath, mostly found in swampy heath associated with sedges. Plants here have some degree of self-compatibility. In the Sydney region, it grows in association with heath banksia ("Banksia ericifolia"), old man banksia ("B. serrata"), mountain devil ("Lambertia formosa"), lance-leaved geebung ("Persoonia lanceolata") and dwarf apple ("Angophora hispida") in heathland, and with silvertop ash ("Eucalyptus sieberi"), Blue Mountains ash ("E. oreades"), Sydney peppermint ("E. piperita"), scribbly gum ("E. haemastoma"), Blue Mountains mallee ash ("E. stricta"), brittle gum ("E. mannifera"), snow gum ("E. pauciflora") and red bloodwood ("Corymbia gummifera") in forested areas.