Dark Towers Penstemon
Dark Towers Penstemon
Penstemon 'Dark Towers' Plant Patent #20,013Item #4755 USDA Hardiness Zone: 3 - 8
Glossy, dark, bronze-red leaves on deep red stems, topped by masses of tubular light pink flowers that will add rich, contrasting color to borders, meadows and naturalized gardens. Tolerates high heat, humidity, and periodic dry spells, when established. Easy grow and perfect for a sunny, minimal care landscape. An herbaceous perennial.
- OverviewLight Needs:Full sunWatering Needs:Water regularly - weekly, or more often in extreme heat or containers.Average Landscape Size:Foliage quickly reaches 30 in. tall and wide; 36 in. tall in bloom.
- DetailBotanical Pronunciation:pen-STEE-mon dij-i-TA-lisPlant type:PerennialDeciduous/evergreen:HerbaceousGrowth rate:FastAverage landscape size:Foliage quickly reaches 30 in. tall and wide; 36 in. tall in bloom.Foliage color:PurpleBlooms:Mid to Late SummerFlower color:PinkPatent Act:Asexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent.Companion PlantsBlanket Flower (Gaillardia); Black-Eyed Susan (Rudbeckia); Coneflower (Echinacea); Blue Fescue (Festuca); Shasta Daisy (Chrysanthemum); Feather Reed Grass (Calamagrostis); Spruce (Picea)
- CareCare InformationThrives in average to humus-rich, well-drained soils. Site in full sun for best foliage color. Prefers dry to moderate moisture; avoid wet, poorly-drained sites. Remove spent flowers to prolong blooming. Cut back to the ground at the end of the season. Divide clumps every 2 to 3 years in early spring.Light Needs:Full sunWatering Needs:Water regularly - weekly, or more often in extreme heat or containers.
- History & LoreHistory:This penstemon cultivar originated as part of planned breeding program at the University of Nebraska to improve Penstemon digitalis 'Husker Red'. It is a hybrid of Penstemon digitalis 'Husker Red' x Penstemon 'Prairie Splendor' (Penstemon cobaea x Penstemon triflorus). Determined to be a new and distinct Penstemon plant characterized by an upright, dense habit with very dark foliage and flowers of light purple shades, with excellent vigor, U.S. Plant Patent #20,013 was issued in May, 2009.