small yellow flowers forest floor in germany

yellow flowers forest floor dead brown leaves green plants spring day kaiserslautern germany flower plant leaf nature wildflower autumn shrub blossom petal tree produce sunlight branch herb small background flower plant day destination environment europe european field foliage forest german germany green ground grow hike kaiserslautern land landscape light mountain natural nature outdoor palatinate path pfalz rheinland rural schallbrunner season shadow spring sun sunny travel tree trees valley walk water weiher wood wooded woods