Nutrifield Elements Grow & Bloom are each 2-part premium nutrient systems (2 parts grow & 2 parts bloom) specifically engineered for both major stages of plant development. Nutrifield Elements Grow induces rapid vegetative growth by promoting mitosis (cell division) and Nutrifield Elements Bloom ensures bountiful fruit and flower set, maturation, flavour, and hardening. Elements contain each of the key macro, secondary, and micro nutrients plants require to deliver faster growing plants with greater yield potential.