Spraygro Liquid Fertilizers manufacture a wide range of NPK Liquid Fertilizers, specializing in Trace Elements to correct/maximise plant growth. Our Head Office and manufacturing plant is in the suburb of Gillman, which is located in the city of Adelaide, the capital of South Australia, Australia. Spraygro Liquid Fertilizers began in the 1980's, when leading farmers and government agricultural extension officers realised the benefit of applying Trace Elements. Crops deficient in certain elemen...