Ivory white bells crowd the upright stems of Penstemon \'Pensham Wedding Day\' above a neat clump of narrow semi-evergreen foliage. Brimming with understated elegance, this hardy perennial blends effortlessly into herbaceous borders. Like all of the Pensham Penstemons, this cultivar has been bred to withstand lower temperatures and inclement weather, making it perfect for UK summers. It has staying power too - flowering continuously from early summer through to October. Height 75cm Spread 60cm