Penstemon digitalis (Foxglove Beardtongue)
Penstemon digitalis (Foxglove Beardtongue)
90 (130)cm, Foxglove Beardtongue is a perennial with upright racemes with most showy, scarlet, narrow flower trumpets. It is native of rocky soils in desert mountains in south-western USA. For any rich, well drained soil in full sun to partial shade. VI-VII.More Details »