Family: Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee) (Info) Genus: Penstemon (PEN-stem-on) (Info) Cultivar: Juicy Grape Additional cultivar information: (Ice Cream Series)
Category: Perennials
Height: 24-36 in. (60-90 cm)
Spacing: 18-24 in. (45-60 cm)
Hardiness: USDA Zone 4a: to -34.4 °C (-30 °F) USDA Zone 4b: to -31.6 °C (-25 °F) USDA Zone 5a: to -28.8 °C (-20 °F) USDA Zone 5b: to -26.1 °C (-15 °F) USDA Zone 6a: to -23.3 °C (-10 °F) USDA Zone 6b: to -20.5 °C (-5 °F) USDA Zone 7a: to -17.7 °C (0 °F) USDA Zone 7b: to -14.9 °C (5 °F) USDA Zone 8a: to -12.2 °C (10 °F) USDA Zone 8b: to -9.4 °C (15 °F)
Sun Exposure: Full Sun
Danger: N/A
Bloom Color: Magenta (Pink-Purple) Purple
Bloom Time: Mid Summer Late Summer/Early Fall
Foliage: Evergreen
Other details: This plant is attractive to bees, butterflies and/or birds Average Water Needs; Water regularly; do not overwater
Soil pH requirements: 6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline)
Patent Information: Non-patented
Propagation Methods: From softwood cuttings From semi-hardwood cuttings From seed; direct sow outdoors in fall From seed; sow indoors before last frost From seed; direct sow after last frost
Seed Collecting: Bag seedheads to capture ripening seed Allow pods to dry on plant; break open to collect seeds N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
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