autumn England english fall forest Great Britain green natural nature sunlight Sussex trees woodland yellow deciduous footpath path summer Surrey track trail garden peace pond pool rhododendron shrubs water ash charcoal chopped cleared cut felled Fraxinus log production spring Stump timber tree trunk animal branch fur park squirrel wild wildlife bell blue bluebell delicate flower purple shady sunshine flowering high pear Pyrus tall bluebells fresh chalk Downs landscape lane south color colour countryside leaves beech birch gold lancashire leaf red rural