Penstemon tenuiflorus (Eastern Whiteflower Beardtongue)
Penstemon tenuiflorus (Eastern Whiteflower Beardtongue)
70 (120)cm, Eastern Whiteflower Beardtongue is a perennial with erect, hairy stems covered with pure white tubular flowers. It is native of humus rich soils in open spots in woods in the USA. For any rich, well drained soil in a sunny to partially shaded spot. V-VI.More Details »