Advanced Nutrients Sensi Grow Coco A&B is a powerful and optimized 2-part nutrient made for growing plants in coco. The nutrient is created for the vegetative phase and guarantees strong growth. The formula contains increased amounts of Calcium and Magnesium to provide the right ratio of trace elements. Because coco releases Potassium as it degrades, Sensi Grow Coco A&B comprises lower amounts of the element. The product is made at the highest standards and delivers high harvest yields and healthy crops.