brick doorway England gate historic old shelter shrub somerset stables tiles traditional wall english flower garden Great Britain pink plant Polesden Lacey rose Surrey Annual plant deciduous flowering plant grass groundcover Terrestrial plant tree asphodel flowers Greece Greek landscape mediterranean natural nature spring wild cistus petals summer white flowerhead magnolia star stellata hedge opening path berries bush christmas firethorn hedgerow orange outside snow winter xmas blooms red rhodedendron rhododendron iron mauve purple solanum violet walled wrought bluebells