Penstemon cusickii (Basalt Beardtongue)

20cm, Basalt Beardtongue has showy rich blue to lavender or pale bluish-violet flowers above narrow leaves. Seeds from a certified wild collection in Ada County, Idaho, USA at some 1.000m. For any rich, well drained soil in a sunny spot. Excellent in a protected spot in the rock garden. VI-VIII.
40 seeds per package.