How to Prune foxglove 'Martina'?
No pruning required, but deadheading, cutting down dead flowering stems, will encourage a longer flowering season and encourage growth the following year

foxglove 'Martina' · Digitalis 'Martina'
Grow in moist but well-drained humus-rich soil in light dappled shade, for example in a mixed bed or an open woodland garden, or in full sun, and add organic mulch
No pruning required, but deadheading, cutting down dead flowering stems, will encourage a longer flowering season and encourage growth the following year