Originally Posted by JBijl

Maybe this can help you Doug


' Albiflorus ' with white flowers ' Arp ' Hardy to −20 ° c
' Blauer Toskaner ' with deep blue flowers
' Benenden Blue ' with deep blue flowers
' Hill Hardy ' (synonym: Madelyn Hill) with blue flowers Hardy to −20 ° c
' Majorcan Pink ' with pink flowers, frost-free ' Roseus ' with pink flowers
' Rex ' with blue flowers, very lush, Hardy to −10 ° c
' Prostratus ' is a creeping form ' Severn Sea ' with overhanging branches.
' Upright white ' with white flowers, very lush, frost-free
' Veitshöchheim ' strong, Hardy to −10 ° c