If I had a bit more room in my garden, I'd plant out a large swathe of carex. Not just one or two plants here or there in the border, but a whole section of them if I could. I was inspired by a garden ...

This is the time of year when even seasoned gardeners give up. Week after week of scorching temperatures and no rain turn their beloved perennials into biscuit-brown lumps barely clinging to life.