'Dark Towers' Beardtongue produces light pink trumpet shaped flowers on tall stems in May and June, displayed over wine red basal leaves. Somewhat taller than P. 'Huskers Red', and darker in foliage and flower color, Penstemon 'Dark Towers' is an introduction from Dale Lindgren on the University of Nebraska. 'Dark Towers' makes an excellent cut flower, and is a good garden attractant for both butterflies and hummingbirds.
USDA Hardiness Zone
Characteristics & Attributes
Companion Plants to Penstemon digitalis 'Dark Towers'