How to Prune Geum 'Flame'?
Deadhead to promote more blooms, and cut back old stems after flowering

Geum 'Flame' · Geum 'Flame'
Grow in fertile, moist but well-drained soil in sun or partial shade. Avoid areas that are waterlogged over winter. Divide every three years or so to maintain vigour
Deadhead to promote more blooms, and cut back old stems after flowering