ADDED FLOWERING AGENT TO YOUR REGIME: Flowering boosters are particularly important in the hydroponic and agricultural industries. Thousands of growers use Flower Stacker as an additional flowering agent to maximize their yields by harnessing the power of our clean-running formula. PREMIUM INGREDIENTS: Our Humboldts Secret Flower Stacker is made with quality ingredients to boost and ensure the thriving development of your flowers while enhancing natural flavor, aroma, and other desirable traits. Perfectly suited for potting soil for indoor plants! CONTAINS VITAMIN B1: Vitamin B1 has been touted as a cure-all for transplant shock. Labels typically claim that B1 aids the rooting and growth of a wide range of plants. Our formula contains enough B1 for your plants and flowers to grow strong and healthy. HIGH AMOUNT OF PHOSPHORUS AND POTASSIUM: Application of phosphorus and potassium during the flower development phase results in vigorous growth and stimulates early flowering and setting of fruits, thereby increasing the number and production of fruits per plant. INCREASE YIELDS BY UP TO 30%: Flower Stacker is a flowering additive designed to increase yield and flower density. Our precise formula has been shown to have a noticeable impact on yield outcome by up to 30%. It�s an ideal nutrient solution for potting soil for indoor plants and outdoor plants.