Clematis ‘Arabella’Clematis Description Deep purple blue open flowers with cream stamens. Can be either pot grown or trained against a trellis fence or wall. All round good performer and very free flowering from late May to October. Pruning Group 3. Additional information Flowering period: Late May to October Deciduous Hardy Max height: 1. 8m Max Spread: 1m Position: Full sun or partial shade Soil type: Any well drained soil Available as: 3 litre pot