Large flower with dense, double blue sepals. Discovered at Caddick's Nursery, Cheshire, UK and named after the Caddick's daughter-in-law.

Group: Atragene group
Approximate height: 2.5 - 3.0 metres
Flowering period(s): Apr May
Aspect: Any aspect
Pruning: No pruning (Group 1)
Country of origin: United Kingdom
Other name(s): macropetala 'Cécile'; Mis-spelling: 'Cecile'