Wasatch Penstemon PEN-stem-on: SY-an-an-thus) Scrophulariaceae :
Brilliant blue flowers on 1 to 3 foot tall stems over blue green foliage. Plants grow 15 to 30 inches (30 in = 76.2 cm) tall and bloom late summer. Glowing blue flowers in crowded spikes.
Native to Utah, Idaho and Wyoming, where it is found in higher elevations growing in full sun in dry well-drained soils.
Zones 4-10 but avoid wet conditions during fall and winter.