Lyall's Penstemon (Penstemon Lyallii) is a perennial herb, subshrub in the Plantaginaceae family with moderate care difficulty. It requires low watering and full sun or partial shade light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.

Penstemon lyallii is a perennial herb or subshrub native to dry rocky areas from southeastern British Columbia and southwestern Alberta to western Montana. It typically grows up to about 30 inches tall and produces purple flowers.