Rocky Mountain Penstemon (Penstemon strictus) is a hardy, long-lived perennial native to the interior western U.S., prized for its vivid violet-blue flower spikes and tidy clumping form. Blooming in late spring and into summer, it attracts bees, butterflies, and hummingbirds while thriving in full sun and well-drained soil. Plants reach 1.5 to 3 feet in height and are exceptionally drought-tolerant once established. it grows naturally in open woodlands, mesas, and mountain slopes.
 
It is specifically native to the following states:
Colorado
Utah
New Mexico
Arizona
Wyoming
 
Grows from 1.5-3 feet tall
 
Like most all cooler climate perennials, the seeds require 30-60 days of cold to break dormancy, This can be achieved by planting the seeds in fall/winter for a spring emergence or folding the seeds into a moist paper towel and sealing them in a ziploc bag and placing them in your refrigerator for 30-60 days, then sow as normal. 
 
Perennial zones 3-8
 
This is for 100 seeds