Nutrifield Elements Grow A&B 5L Nutrifield Elements Grow & Bloom is a premium 4-part nutrient system (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 contains each of the key macro, secondary, and micro nutrients plants require and also contains beneficial amino acids, enzymes and natural plant stimulants to deliver faster growing plants with greater yield potential.