Clematis Viola

Clematis Viola

This wonderful Clematis freely produces the most sumptuous, rich, deep velvety purple flowers with yellow centres during July and August. 

Clematis 'Viola' was raised by Uno Kivistik of Harjumaa, Estonia.

How to grow

Clematis 'Viola' is a non-evergreen climber can be grown against a trellis, garden fence, wall, arches, pillars, pergolas, clambering over tree stumps and through large shrubs in the flower border and would look particularly stunning grown against a plant with silver coloured leaves.

Viola characteristics


  • Gardening skill: Beginner
  • Flowering duration: Long
  • Height after 10 years: 2.5m-3.5m / 8ft-12ft
  • Growth habit: Climbing
  • Spread after 10 years: Less than 1m / 3ft


  • Cold hardiness (RHS): H6 (to -20C)
  • Cold hardiness (USDA): (6) -10F / -23C


  • Country of origin: Estonia
  • Flower colour: Purple
  • Flowering month: July August
  • Flower form: Single flower (5-8 petals)
  • Leaf colour: Green
  • Leaf colour - young: Green
  • Leaf colour - autumn: Yellow
  • Annual cycle: Deciduous