Shell Leaf Penstemon

Penstemon grandiflorus

Formerly Penstemon bradburii. Tall native perennial with showy pink to blue-lavender flowers, blooming May to June. Moderately drought tolerant, preferring dry, coarse well-drained soils in open prairies of the northern Great Plains, but is widely adaptable; up to 6,000 ft. elevation. Not fire resilient. Use in restoration and flower gardens. Visited by numerous bees and bumble bees.