Bonide Rot Stop Blossom End Preventer Spray, 32 oz. is specially formulated to correct calcium deficiency and effectively control blossom end rot on tomatoes and a variety of other vegetables. This spray is designed for easy application to developing fruit and foliage, especially after heavy rain or periods of rapid growth when calcium deficiency is most likely to occur. It contains 1.6% nutritional calcium to support healthy plant development. Packaged in a convenient ready-to-use 32 oz. trigger spray bottle, it ensures simple and precise treatment for your garden needs. Model Number: