Penstemon davidsonii


Common name(s): beardtongue


Description: evergreen groundcover; a very low-growing penstemon that forms a dense mat of small, glossy leaves. Profuse blooms of blue-violet flowers from late spring into summer. Longer-lived with lean soil and a mulch of gravel beneath.


Height: to 6 in. Spread: to 2 ft.


Position: full sun and well-draining soil


Uses: ornamental, containers,  to attract pollinators


Winter Hardiness: to 0 F and below


Drought: adapted to 3 months of summer drought