Botanical Name: Penstemon heterophyllus ‘Blue Springs’
Common Name: Blue Springs foothill penstemon
Type of Plant: dicot: perennial
Character

Habit of Growth:
Overall Shape spreading dense plant with fine textured blue-green foliage and blue/purple flower clusters held above the foliage
Height to 2 ft.
Spread 2 ft. to 3 ft.
Growth Rate outdoors: full sun
 
Environment:
Exposure prefers fast-draining soils
Soil hardy; zones 7-24
Hardiness linear to narrowly lanceolate leaves to 3" long, 1/8" across, oppositely arranged; leaves are medium green with a bluish cast
 
Morphology:
Leaves linear to narrowly lanceolate leaves to 3" long, 1/8" across, oppositely arranged; leaves are medium green with a bluish cast
Flowers tubular, resembling snapdragon flowers, held in densely set lavender blue spikes; flowers are about 1" long, 1/2" across
Fruit capsule with many seeds
 
Propagation:
stem cuttings
 
Usage:
good mixed in perennial borders, with other California natives and for a source of blue-purple color in the landscape; plants are short-lived when receiving regular watering, longer lived in dry areas
 
Landscape Care:
Watering regular watering when first planted, benefitting from drier conditions after established; excellent drainage is essential for longest life
Fertilizing generally none required
Pruning head back after bloom to stimulate second bloom in summer
Pests/Diseases root rot in heavy soils
Special Conditions/Other
 
Origin: California species; named cultivars are commercial selections
Family: Scrophulariaceae
 
Notes:
 
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