Cultivars
'Blue Fandango'
This plant produces blue flowers during summer and grows vigorously. It is used in small gardens as a ground cover or in containers.

'Mauve Clusters'
This vigorous plant is simular to the species but produces larger flowers pink-mauve that appear during summer and is used as a ground cover between stepping stones or as a spillover in rockeries. It is moderately deer resistant.

'Purple Fanfare'
This vigorous spreading plant is simular to the species but produces larger purplish flowers throughout the year and is an excellent ground cover for small gardens or rockeries. 

It prefers a well drained humus rich moist soil in a full sun to semi shaded position and has a medium water requirement once established. (Scale: 2-drops from 3) 

'Purple Cascade'
This vigorous plant is simular to the species but produces purple flowers during summer and is used as a ground cover between stepping stones or as a spillover in rockeries.