The Daisy Shasta Alaska, 'Chrysanthemum maximum', is an easy to grow, long blooming, very hardy perennial. The large, single, 3 to 5 inch bright white flowers make for a beautiful addition to any perennial garden.The flowers have a distinct yellow center. The Shasta Alaska has a very long blooming period of 90 to 120 days, early summer to fall. It will bloom the first year if started early enough in the spring.