 The eastern and largest section of the gardens contains the arboretum that begins with the kennel bank, leading to the rockery.The central section, which divides the arboretum in the east from the Garden Rooms to the west, contains Dyffryn House and its lawns, beginning with the house to the north extending southwards to the Vine Walk, a series of arches each containing a different species of vine.The two main lawns include the croquet lawn, closest to Dyffryn House, which runs east to west parallel to the main building, and the Great Lawn.