Cultivars
'Fruhlingshimmel'
This perennial has leaves that are heavily spotted and flowers that are light blue with a dark blue centre and calyces.
'Highdown'
This perennial has silvery spotted leaves and produces pendulous clusters of deep blue flowers.
'Leopard'
This perennial has leaves that are heavily spotted and red flowers that are tinted in pink.
'Mrs. Moon'
This perennial has pink buds that open to lilac flowers.
'Pink Dawn'
This perennial produces deep pink flowers that age to violet.
'Roy Davidson'
This upright perennial to 300mm (1ft) tall forms a dense rounded habit with pale green white spotted leaves and produces small light blue funnel shaped flowers in dense heads during spring.
'Sissinghurst White'
This vigorous spreading perennial has a prostrate habit with pubescent stems. The sessile green leaves have numerous bluish green spots and an abrupt acuminate apex. It produces nodding funnel-shaped white flowers that have a pubescent green calyx tube and are arranged in dense cyme appearing in spring.
The Argenta Groupof cultivars all consist of plants with foliage that is silvery spotted and red flowers that become dark purple with age.