close-up corn food grain sunflower close-up. grain grey pattern stone texture background grains granules grit pebbles roofing shingle "close up" "Ripe Wheat" "wheat field" agriculture cereals farm farmland summer wheat abstract brown ceramic lines sand yellow Cereal Plant close up field golden ripe Wheat shallow DOF brick colors colours cracks fine cracks ingredients rough textures variations appearance backgrounds bare bumps edge edges hard-wood layers lumber patterns ridges shades-of-colour smooth surface surfaces textured timber tree tree-trunk trunk uneven varieties wallpaper wood wood-grain art autumn blossom branch close closeup color deciduous flower freshness full garnet grained green group healthy horizontal isolated leaf life nature objects organic part petal plant pomegranate portion raw ripe section shiny taste tropical twig blank board empty fiber fiberboard flat grunge hardboard image macro material panel plank plywood slab space wall wooden building cedar clapboard exterior gray layered nobody old outdoors roof rural rustic shingles siding stained vertical weatherboard weathered worn