Soul Synthetics Big Swell bloom booster has been designed specifically to increase flower size, vigor, density, and quality. Our extensive hands-on research has resulted in a distinctive formula of botanical extracts, amino acids, and versatile carbohydrates combined with a specific ratio of readily available phosphorus and potassium. Soul Synthetics Big Swell can be used as an additive for increased yields in conjunction with any quality base nutrient program for exceptional results.