Fish Emulsion's natural ingredients provide an organic concentration of NPK and essential trace elements. These nutrients are readily absorbed and can be foliar or soil applied. The natural ingredients in Fish Emulsion will improve soil fertility by stimulating the activity of soil micro-organisms, which make nutrients available to plants. Fish Emulsion is filtered to 98 Microns and can be applied by fertigation or foliar spray, will not harm trees, delicate plants or seedlings when diluted correctly and can be used without hazard to persons, livestock, domestic or wild animals. This product is a certified BFA organic input.