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

Chinese butterfly bush · Buddleja fallowiana
Grow in well-drained soil in full sun in a sheltered position out of cold winds. See buddleja cultivation for more detailed advice
Propagate by semi-ripe cuttings in summer, or by hardwood cuttings in autumn