This steep wooded area and other gardens bordering the path that circles the Rhododendron Lawn accommodate the Rhododendron collection and a number of other acid loving and complementary shrubs such as Pieris, Azalea, Skimmia, and Leucothoe.

This collection is at its best in September/October, and the perfume is best in the early evening.

The garden also features a variety of small deciduous trees - various , Acer with their special bark, Prunus, Cornus, and Magnolia, and also a variety of perennials that associate well with these shrubs and trees, thriving in the dappled shade.