How to Propagate Penstemon 'Arabesque Violet'?
Propagate by softwood cuttings in early summer or semi-hardwood cuttings in mid summer

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
Propagate by softwood cuttings in early summer or semi-hardwood cuttings in mid summer