Clematis on the Web :: clematis detail
Clematis 'Optimist'

Large, single, blue-violet flowers with a light violet bar. The filaments are whitish, the anthers yellow.


Group: Late large-flowered group
Approximate height:  1.8 - 2.0 metres
Flowering period(s):  Jul Aug Sep
Aspect: Any aspect
Pruning: Hard prune (Group 3)
Raised by: U & A Kivistik
Country of origin: Estonia
Date raised:  r1982 n1988
Parentage:  'Hagley Hybrid' x unknown
Further detail: Flower diameter: 14-18cm
Sepals: 6, 7-8cm long, elliptic, overlapping, pointed, margins wavy
Leaflets: irregularly toothed