How to prune geranium psilostemon

After main flowering flush, July; cut to ground in autumn or early spring. Use secateurs or shears to cut the plant back by half to two-thirds after flowering. Cut to just above ground level in autumn once foliage is spent. Divide large clumps in spring every 3–4 years.

Once post-flowering; annual autumn cutback. Geranium psilostemon (Armenian cranesbill) is a tall, bold species. After the main June–July flowering, cut the whole plant back by half to two-thirds to remove untidy stems and encourage fresh foliage. It may produce a secondary flush. Cut to ground level in autumn or leave for frost protection and remove in early spring.

Use secateurs or shears to cut the plant back by half to two-thirds after flowering. Cut to just above ground level in autumn once foliage is spent. Divide large clumps in spring every 3–4 years.