Penstemon arenicola (Sand Penstemon)

20cm, Sand Penstemon is a choice dwarf Penstemon species with bluish-green leaves and brilliant blue flowers. For any rich, well drained soil in a sunny spot. An excellent plant for the rock garden. For any rich, very well drained and preferably rocky to sandy soil in full sun. An excellent plant for the rock garden. Sublette County, Wyoming, USA, at some 2.150m. VI-VIII.
40 seeds per package.