Livingstone daisies have flat, succulent leaves up to 3 inches long, with the plants hugging the ground. Flowers have dark centers and are colored pink, white, purple, lavender, crimson, or orange. Plants grow up to 8 inches high and spread to 12 inches wide. The flowers close at night and on cloudy days. . Frost-tender succulents, they thrive in sunny, dry conditions and locations. Livingstone daisies bloom for weeks in the spring and summer.