How to prune geranium nodosum

Autumn or early spring for the annual tidy-back; deadhead as needed during summer. Deadhead by snipping spent stems at the base during the flowering season. In autumn or early spring, shear all growth down to within 5–10 cm (2–4 in) of the ground. Divide congested clumps in spring every 4–5 years.

Light deadheading throughout summer; annual cut-back in autumn or spring. Knotted cranesbill is a shade-tolerant, low-maintenance perennial that flowers over a long season from late spring through summer. It rarely needs hard pruning. Deadhead or lightly trim faded stems during the season to keep it looking neat. Cut back to near ground level in autumn or early spring to remove old growth before new shoots emerge.

Deadhead by snipping spent stems at the base during the flowering season. In autumn or early spring, shear all growth down to within 5–10 cm (2–4 in) of the ground. Divide congested clumps in spring every 4–5 years.