Calcium: this element is often supplied by adding lime to the soil. If can be leached out and does not move very easily throughout the plant. Too much calcium can cause a high pH and reduce the availability of some elements to the plant. A lack of this element can stopbud growth and result in death of root tips, cupping of nature leaves, and blossomend rot of many friuts. Pits on root vegetables can also be a sign of calcium deficiency.