beach coast green holiday ocean palm trees palms sand summer sun white arrow blue cloud direction message park science sign sky student blue skies brown bushes leaves oaks orange pines snow trees bird bird house icy sparrow Spruce Tree winter autumn fall forest forest flor fungus grass log toadstool birdhouse black feathers gray hobby home spring background flower flowers hortensia hydrangea nature green one pink single Denmark heart nature red sunset trine yellow colors dice-box garden seeds ball champion chemical moon mush room mushroom spore texture