autumn brown colors country forest green lane leaves path rural trail trees beneath deciduous garden grass leaf park red seasons tree alone cold England isolated landscape single snow Sussex trunk winter woodland fall woods covered field footprint walking beam Great Britain ray shaft snowfall sunlight track white wood branches cut down decay fell limbs moss overthrow rot rotten timber color colours copse cover natural nature scene season yellow background Castanea english fruits spikey spiky spiney spiny sweet chestnut Acer backdrop beech carpet colour copper Fagus gold litter oak orange Quercus russet rusty sycamore tawny