Brunnings Native Plant Food is a specially formulated low-phosphorus native plant food blend that provides essential nutrients for fertilising a wide range of Australian native plants, trees and shrubs which exhibit sensitivity to phosphorus including banksias, grevilleas, waratahs, gums, figs and Proteas. Features Specially formulated for Australian native plants. Organic enriched, low phosphorus formulation. Ideal for native trees. shrubs and Protea. Promotes healthy plant growth.