The 1:2:1 ratio of this formulation promotes flowering and root growth. It can be used as plants enter the flowering stage to increase bud set and bud count and to improve flower color and size. It is also useful as a plant starter indoors or outdoors and helps reduce transplant shock. This fertilizer has the traditional micronutrient levels found in general purpose formulations. Detailed description - Nitrogen 15% - Phosphate 30% - Potassium 15% - For use on : All indoor and outdoor plants. - 11,33kg Package includes 1x Jack's Professional HIGH PHOSPHATE Fertilizer 15-30-15 11.33kg