Dark Towers Penstemon
Penstemon 'Dark Towers' PP #20,013
Water regularly - weekly, or more often in extreme heat or containers.
We no longer grow this plant
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|Botanical Pronunciation||pen-STEE-mon dij-i-TA-lis|
|Average Size at Maturity||Foliage quickly reaches 30 in. tall and wide; 36 in. tall in bloom.|
|Bloom Time||Mid to Late Summer|
|Flower Attribute||Flowers for Cutting, Showy Flowers|
|Garden Style||Cottage, Mediterranean, Rustic|
|Landscape Use||Border, Container, Firescaping/Firewise, Rock Garden, Woodland Garden, Cutting Garden|
|Light Needs||Full sun|
|Patent Act||Asexual reproduction of plants protected by the Plant Patent Act is prohibited during the life of the patent.|
|Soil Needs||Flower & Rose Food|
|Special Feature||Clump Forming, Dramatic Foliage Color, Easy Care, Extreme Cold Hardiness, Waterwise|
|Watering Needs||Water regularly - weekly, or more often in extreme heat or containers.|
|Companion Plants||Blanket Flower (Gaillardia); Black-Eyed Susan (Rudbeckia); Coneflower (Echinacea); Blue Fescue (Festuca); Shasta Daisy (Chrysanthemum); Feather Reed Grass (Calamagrostis); Spruce (Picea)|
Thrives 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.
This Plant's Growing Zones: 3-8