Penstemon 39husker red39 is a unique hardy perennial that produces elegant blush45white flowers held above ruby45red foliage these reliable and bushy plants form tidy semi45evergreen clusters with lingering summer displays of trumpet45like blossoms penstemon 39husker red39 fights through both rain and drought as well as being exceptionally slug resistant penstemon are tough classic cottage garden plants which will flower throughout the summer months and into autumn