Clematis on the Web :: clematis detail
Clematis 'Sylvia Denny'

Medium to large white semi-double flowers with white filaments and pale yellow anthers in May-June. Single flowers in September.


Group: Early large-flowered group
Approximate height:  1.5 - 3.0 metres
Flowering period(s):  May Jun Sep
Aspect: Sun or semi-shade
Pruning: Light prune (Group 2)
Raised by: Stephen Denny
Country of origin: United Kingdom
Date raised:  r1974 f1979 ni1983
Parentage:  'Duchess of Edinburgh' x 'Marie Boisselot'
Other name(s): Wrongly: 'Silvia Donny'
Further detail: Flower diameter: 10-15cm
Tepals (single form): 6; 5.5cm long, 2.5-3.5cm wide, elliptic to obovate, blunt, overlapping, tip recurved, margin wavy