Striking blue45purple bell45shaped blooms with defined white centres adorn the tall stems of penstemon 39pensham czar39 from june right through to october as with all pensham penstemons this variety was bred to cope with british winters and boasts a strong growing habit semi45evergreen foliage and incredible stamina penstemon 39czar39 is a stunning hardy perennial for cottage garden borders or large containers where the blooms attract bees height 90cm 4036344