Walled garden designed by Brita von Schoenaich featuring a ribbon of grey inlaid slate looping through the space across the central path and over low retaining walls that double as seats. Beds are planted with a mix of shrubs, herbaceous perennials and grasses including asters, sedums and Calamagrostis x acutiflora 'Karl Foerster' framed by hornbeam hedging at Marks Hall Gardens in autumn