Magphos

Formerly En-Mag. Popular with growers of Leeks and onions. Used also when preparing the ground before planting of trees, shrubs and herbaceous borders. Rate of use: 1-4oz per sq.yd (34-136g per sq. yd) per tree; 1-2 oz per sq. yd (34-68g per sq. yd) per rose bush; 2-4 oz per sq. yd. (68-136g per sq. yd) generally.

N.P.K. Fertilizer 5-19-10.5 Nitrogen (N) 5% Phosphorous Pentoxide (P2O5) 19% (P8.3%) soluble in water 2% (P0.9%) insoluble in water 17% (P7.4%) Potassium Oxide (K2O) 10.5% (K8.7%) Magnesium Oxide (MgO) 14.2% (Mg 8.5%)