The Stone garden is a naturalistic area to the south of the house where perennials are encouraged to self seed into a thick mulch of stones and pebbles. Included are Anemanthele lessoniana (Pheasant grass), verbascums, Veronica spicata, Verbena bonariensis, Salvia uliginosa, Rudbeckia subtomentosa, kniphofias and agapanthus. Holbrook Garden,Tiverton, Devon, UK