How to prune geranium himalayense 'gravetye'

Immediately after the first flowering flush, typically mid to late summer. Use shears or scissors to cut the entire clump back to 3–4 inches above soil level. Clear the cut foliage and water well; fresh growth and a secondary bloom usually follow within 4–6 weeks.

Once per season, after the main flowering flush. Geranium himalayense 'Gravetye' benefits from a hard cut-back after its main early-summer flush. Shear the whole clump to a few inches above ground; this removes tatty foliage, tidies the plant, and often triggers a second wave of flowers later in summer. Without cutting back it simply looks messy.

Use shears or scissors to cut the entire clump back to 3–4 inches above soil level. Clear the cut foliage and water well; fresh growth and a secondary bloom usually follow within 4–6 weeks.