Penstemon procerus (Small Flowered Penstemon)
Penstemon procerus (Small Flowered Penstemon)
30 (50)cm, Small Flowered Penstemon makes showy, dense terminal racemes with sky-blue to rich blue flowers above broadly lanceolate leaves. It is native of rocky sites and meadows in higher elevations from Southwestern USA to southern Canada. Easily cultivated in any rich, well drained, rather rocky soil in full sun. Excellent in the rock garden. VI-VII.More Details »