How to Prune Geranium phaeum 'Lisa'?
Cut back after flowering to encourage the production of fresh leaves and flowers. Remove old dead foliage in spring before growth commences

Geranium phaeum 'Lisa' · Geranium phaeum 'Lisa'
Grow in moderately fertile, well-drained soil in sun or part shade but most soils (unless waterlogged) are tolerated. Especially good in damp shade
Cut back after flowering to encourage the production of fresh leaves and flowers. Remove old dead foliage in spring before growth commences