Family: Scrophulariaceae
Scientific Name: Penstemon  strictus 
Common Name: Rocky Mountain Penstemon
Description:
A native hardy medium tall Penstemon.
Pronunciation:
(pen-STE-mon)
plant type:
Perennials Hardy
Hardiness zone:
Sunlight:
best in full, part sun/part shade
Moisture:
average, tolerates moderate draught
Soil & Site:
average, must be well drained especially for the winter
Media:
Temperature:
Flowers:
deep purple blue tubular flower, two lobed upper lips project forward over the 3 lobbed lower lips’, inflorescence is secund (flowers directed toward one side)
Foliage:
lance-shaped leaves, mid green
Dimensions:
2 feet tall, spreading up to two feet
Maintenance:
dead head
Propagation:
division, root cuttings, seeds may or may not need cold stratification
Origin & History:
Native to higher elevations in Wyoming, Colorado and New Mexico ,United States. Strictus means narrow
Notes & Reference:
Reference: #119-Growing Penstemons (Dale Lindgren, Ellen Wilde)
Photos: