How to Prune Japanese barberry 'Ruby Star'?
Trim to shape after flowering or, for best foliage effect, cut back hard in spring

Japanese barberry 'Ruby Star' · Berberis thunbergii 'Ruby Star'
Grows in any well-drained soil. Tolerates partial shade, but colour is best in full sun
Trim to shape after flowering or, for best foliage effect, cut back hard in spring