How to Propagate Kingdon-Ward butterfly bush?
Propagate by hardwood cuttings in autumn, or by semi-hardwood cuttings in summer

Kingdon-Ward butterfly bush · Buddleja × wardii
Grow in well-drained soil in full sun. See buddleja cultivation for more detailed advice
Propagate by hardwood cuttings in autumn, or by semi-hardwood cuttings in summer