Cultivars
'Grace Ward'
This shrub has a semi-prostrate habit to 300mm (1ft) tall with trailing stems and produces small purplish-blue flowers.

'Heavenly Blue'
This semi-prostrate shrub grows to 200 mm (7¾in) tall with bright green foliage and from spring to early summer it produces pale blue star shaped flowers in small clusters.

'Picos'
This compact shrub has spreading stems that form of a prostrate habit.  It has bright green linear leaves and during spring it produces rich purplish blue bell shaped flowers in small terminal clusters.  It was planted in rockeries or as a spillover of retaining walls in an open sunny position.

'Star'  PBR
This spreading shrub has a semi-prostrate habit up to 200 mm (7¾in) tall with bright green foliage and during spring produces blue striped white star shaped flowers.