How to prune geranium himalayense

Midsummer after the main early-summer flowering flush. Cut all stems back to 5–10 cm after flowering in June–July. Water and feed lightly. Fresh foliage emerges quickly; a light second flower flush sometimes follows in late summer or autumn.

Once yearly (midsummer cutback), plus optional autumn or spring tidy. Geranium himalayense produces large violet-blue flowers in early summer and benefits from a hard cutback after flowering. Shear all stems to near ground level in midsummer to encourage a fresh flush of attractive autumn foliage and sometimes a secondary bloom. Remove dead top growth in late autumn or early spring.

Cut all stems back to 5–10 cm after flowering in June–July. Water and feed lightly. Fresh foliage emerges quickly; a light second flower flush sometimes follows in late summer or autumn.