‘Mother of Pearl’ is an upright shrub with delightful soft mauve flowers on long stems in late summer and early autumn. The foliage is a greyish green and the shrub grows to approximately 75 cm in height and 50cm in width. Penstemon ‘Mother of Pearl’ prefers a sunny aspect with moist but well drained soil. It will tolerate moderate frosts and some shade. A medium prune and feed with Osmocote Outdoors Trees & Shrubs after flowering will keep the plant compact and healthy.