The Bloom #3 is lower in nitrogen and has higher proportions of phosphorus and potassium. Phosphorus and potassium promote rooting and are essential during flower and fruit production. Genesis Formula #3 is a bloom and fruit promoting blend designed to encourage flower bud formation and enhance the later stages of plant development. It provides additional phosphorus and potassium to stimulate blossoms and fruit production for maximum yield and early harvest. It is also excellent as a starter formula to aid in the initiation of new roots and to reduce transplant shock. Use with MicroBase and Grow formulas whenever increased phosphorus and potassium are desired