Family: Scrophulariaceae (skrof-yoo-larr-ee-AY-see-ee) (Info)
Genus: Penstemon (PEN-stem-on) (Info)
Species: atwoodii (at-WOOD-ee-eye) (Info)
Category:
Alpines and Rock Gardens
Height:
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
Spacing:
6-9 in. (15-22 cm)
Hardiness:
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:
Unknown - Tell us
Bloom Color:
Medium Blue
Blue-Violet
Violet/Lavender
Bloom Time:
Mid Spring
Late Spring/Early Summer
Foliage:
Herbaceous
Other details:
Unknown - Tell us
Soil pH requirements:
Unknown - Tell us
Patent Information:
Unknown - Tell us
Propagation Methods:
Unknown - Tell us
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
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