CaliMagic calcium magnesium supplement works to get the most out of plants by optimizing plant nutrition, enhancing plant growth and development, and preventing blossom end rot and tip burn in various calcium intensive plants like lettuce and tomatoes. This concentrated blend of readily available calcium and magnesium is formulated to assist fast-growing plants by preventing secondary nutrient deficiencies. The formula is clean, fully soluble and will not clog spray lines or drip emitters, and is safe to use when combined with many other fertilizers.