Penstemon digitalis 'Dark Towers' (Dark Towers Beardtongue)
Botanical Information
Family | Plantaginaceae |
Genus | Penstemon |
Species | digitalis |
Cultivar | 'Dark Towers' |
Category | Perennials |
Description and Growing Information
Notable Specimens | Whistling Gardens, Wilsonville, Ontario, Canada. |
Habitat | Horticultural origin. |