Tag: penstemon

Penstemon strictus

Penstemon strictus is a showy, semi-evergreen perennial.  It is one of the most long-lived and most easily grown penstemons.  It tends to have multiple tall (1-3 ft) flowering stems that rise out of low basal rosettes.  Penstemon strictus is quite striking when blooming.  The flowers range from blue/violet to lavender and are long and smooth. […]

Penstemon rydbergii

The genus Penstemon is endemic to the new world, predominantly in North America.  The genus is particularly prevalent in the Western United States, and comes in a range of colors from light pink to blue.  One of the best collections of Penstemon is at the Flagstaff Arboretum, and the best time to visit is during their annual Penstemon festival in July. Penstemon […]