How to Prune Penstemon 'Arabesque Violet'?
Deadhead after flowering to maintain vigour. Prune to healthy new shoots lower down in the spring

Penstemon 'Arabesque Violet' · Penstemon 'Arabesque Violet'
Grow in a fertile well-drained soil in full sun or semi-shade. Protect from cold drying winds. In colder areas protect with a winter mulch
Deadhead after flowering to maintain vigour. Prune to healthy new shoots lower down in the spring