GSR Tri-Phase

An organic fertiliser of 18:3.5:8 + 1% MgO + Trace Elements (Cu; Zn; Bo; Mn; Mo).
It has a release rate of 16-20 weeks; a mini-granule size of 1mm-2mm and provides 3 forms of Nitrogen, including Methylene Urea. A typical application rate is 25-35 g/m². It is supplied by Germinal GB Ltd.