Herbaceous border stuffed full of grasses and late season herbaceous perennials including Calamagrostis brachytricha, Calamagrostis x acutiflora 'Karl Foerster', Stipa calamagrostis, asters, Lythrum salicaria, Lysimachia ephemerum and Persicaria amplexicaulis 'Firetail' in the walled garden at Cambo Gardens, Fife, Scotland in September