This concentrated combination of Nitrogen, Calcium, Magnesium, Chelated Iron and Chelated Zinc is a real life saver, fast and effective, for your plants. Revive it ensures the rejuvenation of crops when they run into the typical problems of lack of nutrients, which can happen if something unexpected and out of control happens, particularly if you are using poor quality fertilizers. Our R&D team has determined that the most important factor in saving crops is time, so don't hesitate to employ Revive adding it to your fertilizing solution or using it as a foliar spray at the first signs of a problem. These rejuvenating substances quickly penetrate the roots and leaves of plants and are then distributed throughout the vascular system. With timely intervention, plants will have the best chance of not only surviving, but also thriving.