autumn collage color colors colour colours fall grunge grungy leaf leaves natural nature organic paper papier plant rustic simple wood hues isolated monotone seasonal seasons series tones variations season abstract background coloring colouring flora green plants reflections ribbed shadows shapes silhouettes sunlight textures variation vegetation veins altitude canada foliage high montane mountain patchwork Rockies Rocky Mountains tree yellow beech berlin brown colorful colourful forest grunewald landscape blooms blue Bumble Bees clouds honey bees petals seeds sky stems summer sunflower teddy bear white canvas pastels rough beam beans bi-colored bi-coloured climber flowers garden legume Leguminosae post red runner vegetable