How to Prune bergamot 'Violet Queen'?
Deadhead regularly then cut stems down to the ground in autumn

bergamot 'Violet Queen' · Monarda 'Violet Queen'
Grow in moderately fertile, humus-rich, moist but well-drained soil in full sun or partial shade. Protect from excessive winter wet and do not allow to dry out in summer. Lift and divide every three years
Deadhead regularly then cut stems down to the ground in autumn