abundant blue bluebells England english flowers Great Britain green Hyacinthoides non-scripta many natural nature profusion spring Sussex trees wild woodland amber autumn background brown Castanea chestnut fall frost frosted leaf leaves tawny texture winter clouds flora landscape plants sky South Downs summer umbellifers umbels white ancient branch deciduous historical nostalgia oak old Quercus sepia swing tree trunk venerable bark countryside moss mossy Roots shadow sunlight cloud hill rural steep summit top UP beach coastline gravel horizon leisure low sand seaside shingle shore stones tide water cold farm February field flock graze line paddock snow snowy wall fruits spikey spiky spiney spiny sweet chestnut coppiced Corylus hazel Hyacinthoides non-scriptum chalk panorama pastoral path peace ridge track view