blue clouds dune grass green high nature plants sand sky wild glass office park relax rest skyscraper steel tower leaves outdoor outside path red trees walk walking beech England Fagus leaf spring Sussex tree trunk backdrop background clove clover clovers cloves colours field growth hues lawn natural shades summer texture europe european evening fairytale herbs moss pine spruce Stinging Nettles sun sunbeams sunburst sunlight woods forest autumn berlin brown color colorful colour colourful fall grunewald landscape plant yellow