 B. violacea occurs in southern regions of Western Australia , from <unk> to Esperance and as far north as <unk> . This distribution includes areas of the Avon <unk> , Esperance Plains and <unk> <unk> regions . It favours white sandy soils , often <unk> <unk> , clay or <unk> . It usually grows among heath and <unk> , associated with <unk> eucalypts and Banksia sphaerocarpa var. <unk> . Banksia violacea is classified as Not Threatened under the 1950 Wildlife Conservation Act of Western Australia . 
