green forest floor covered with moss and lichen in a woodland

green forest floor covered moss lichen finnish woodland finland hyvinkaa hyvinkacurren acurren kytajausmi kytacurren jacurren usmi nordic scandinavia uusimaa europe nature outdoors outside summer woods greenery sunlight ground cover plants tranquil ecosystem biodiversity leaf litter flora undergrowth dirt trees shade color outdoor wild natural habitat environment peaceful growth soil closeup botanical biology wilderness