Penstemon 'Woodpecker' . A truly royal blue penstemon. A cousin of the true 'Sour Grapes' in habit and form.
Narrow foliage. An excellent colour. 2ft.
Penstemon can flower for up to six months of the year. They are best grown in a sunny or partially shady spot in the border, on a moister garden soil but will tolerate drought. Penstemon are resistant to slugs and other pests and attractive to bees. Hardy Perennial.