How to Prune clematis 'Snowdrift'?
Group 1. Prune after flowering but only if necessary to keep its space

clematis 'Snowdrift' · Clematis armandi 'Snowdrift'
Sheltered spot in sunny site in well drained soil. Roots and base of plant best in shade. See clematis cultivation for more advice
Group 1. Prune after flowering but only if necessary to keep its space