In the summer Hosta Blue Angel produces bell shaped white flowers on tall stems. A hardy Hosta, slow growing and a clump forming perennial with heart shaped blue/grey leaves. Valuable foliage plant for shaded or partially shaded borders, or containers. Protect from slug damage, and shelter from cold drying winds. Keep moist during the growing period, and ensure mulching in spring to keep the soil moist. Grow in fertile, moist but well-drained soil.