Advanced Nutrients Sensi Grow A+B is a top-quality 2-part nutrient made for use during your plants' vegetative stage. The nutrient gives your plants the necessary boost for extreme development and accelerated growth. Advanced Nutrients' experts designed Sensi Grow to give your plants an edge during the vegetative phase. The formula is extremely soluble and your plants can easily absorb the nutrients. It's the ultimate solution for strong and healthy plants. Use Sensi Grow for powerful plant growth and high harvest yields.