Plantone 4.5 SL is a plant growth regulator that can be used on a wide range of crops. It induces flowering, prevents flower abortion and prevents pre-harvest fruit loss. Plantone generally stimulates plant growth. The combined effect increases overall yield, increased fruit size and quality. Mixing: 4mls per 20ltrs of water. Application rate: 40-60mls per acre. Active ingredient: Nepthalene Acetic Acid.