amber autumn beech bridleway England english Fagus fall forest golden Great Britain green light moss natural nature path Roots rural russet rusty Sussex tawny track trail trees trunks woodland brown color colour dappled deciduous Hampshire landscape leaf leaves New Forest orange shadow sunlight tree wood avenue border boundary fence line park parkland railing row Surrey trunk view branch canopy fresh oxfordshire path through the woods shade spring Trek Betula birch branches copper edge hardwood margin yellow