With Clematis ‘Jackmanii Alba’ (1877), expect early season loose double white blooms (with pale blue highlights) accented with yellow-tipped stamens if left unpruned. These are followed by single flowers produced continually through to September. 

Flowers 5-7” wide / blooms June-Sept / grows 9-12’ tall (2-3m) / sun to bright shade / Pruning Group B / USDA zone 4. 1-gallon pot.

📸 Clearview