Penstemon serrulatus, Cascade Penstemon, Coast Penstemon, Serrulate Penstemon gritty soils Euphorbias were named by Linnaeus

Euphorbias were named by Linnaeus in honor of a 1st century Greek physician by the name of Euphorbus

It's a slow-growing but-oh-so-worth-it tree with a round canopy and evergreen leaves

Deciduous shrub

Can be winter pruned to reduce the size

Penstemon serrulatus, Cascade Penstemon, Coast Penstemon, Serrulate Penstemon gritty soils Euphorbias were named by LinnaeusSpring and summer blue purple to pink tubular flowers broadcast their beauty in clustered semi whorls. Long stems are clasped by serrated, arrow shaped leaves. This Penstemon doesn't mind moist soil and is even a bit clay tolerant. Native from the coast to 6,000 feet in OR, WA, British Columbia, and AK. Mature size: 1 2 ft T & 0. 5 1 ft W Minimum temperature: 10 F