Cal-Mag® Plus 2-0-0 from Botanicare® is a custom plant supplement designed to address calcium, magnesium, and iron deficiencies in nutrient fertilizer programs. Crafted to provide optimal balance and ratios of these crucial elements, Cal-Mag Plus supports plant growth across all developmental stages. Its proprietary blend of trace minerals prevents blossom end rot, reduces tip burn, and assists in the overall healthy production of fruits and vegetables.