How to Propagate sweet box?
Propagate by semi-hardwood cuttings in late summer or propagate by seed sown in containers outdoors in autumn or spring

sweet box · Sarcococca confusa
Grow in moderately fertile, moist but well-drained humus-rich soil in shade. Full sun may be tolerated when planted in damp soil. Also tolerant of atmospheric pollution, dry shade and neglect
Propagate by semi-hardwood cuttings in late summer or propagate by seed sown in containers outdoors in autumn or spring