Tasman Flax Lily (Dianella tasmanica): evergreen, upright growth to 3 feet in height with equal spread, dark blue flowers through summer, bright blue berries in fall. From Tasmania. Sturdy, green leaves (striped white in ‘Variegata’ and yellow in ‘Yellow Stripe’). Loose clusters of small, blue summer flowers on straight, slender stalks are followed by large (3/4 in.), glistening blue berries that last 2 months or longer on the plant. ‘Tasred’ has green leaves that are red at the base.