This is NOT an official Eastern New Mexico University home page. They are evergreen with triangular leaves. Divide mature plants every 3 or 4 years. Good for use in borders and rock gardens.
Some flowers have red centers.
Plants benefit from winter mulching in zones 5-7. Flower petals have black dots on their margins. Flowers are said to begin blooming June 24, St. John's Day. Full sun to light shade. Not choosy about soil conditions.