This climber is deciduous so it will lose all its leaves in autumn, then fresh new foliage appears again each spring.

• Position: full sun or partial shade
• Soil: fertile, well-drained, neutral soil
• Rate of growth: fast-growing
• Flowering period: July to September
• Hardiness: fully hardy
  
  Dark reddish purple flowers with silver on the outside are borne from July to September. A late-flowering clematis that makes an excellent partner for a climbing rose, shrub or tree in full sun or part shade. 'Black Prince' is a variety of Clematis viticella and is resistant to clematis wilt.
  
  
• Garden care: In early spring cut back the previous year's stems to a pair of strong buds about 15-20cm (6-8in) above ground-level and apply a slow-release balanced fertiliser and a mulch of well-rotted garden compost around the plant, avoiding the immediate crown.