Cultivars
'Blue Showers'
This prostrate sub-shrub grows to 100 mm (4 in) tall by 1 m (36 in) wide with purplish new growth that matures to light green and forming a spreading habit.  

From autumn to spring it produces blue funnel-shaped flowers in clusters and is commonly cultivated in rockeries all as ground cover in garden borders.  It prefers an open sunny to partially shaded frost protected position and grows in most well-drained fertile moist soils in USDA zones 9-11.

'Britney Grand Pink'
This herbaceous perennial grows 150 mm (6 in) tall by 400 mm (16 in) wide with bright green foliage forming a spreading habit. From spring to early summer it produces pink to mauve or orange-red funnel-shaped flowers in clusters. 

It is planted in small or cottage gardens along borders or in rockeries preferring an open sunny position and grows in well-drained moist soils that are tending acidic in USDA zones 9-11.