close-up of a cabbage thistle blooming against a dark background. the leaves are green. the flower is bright.

flower plant nature botany flora thistle closeup leaf macro summer wild blossom cabbage oil plants flowers food compositae close botanical botanist cirsium oleraceum photography people color image horizontal outdoors asteraceae germany petal meadow absence field green floral detail beauty garden europe herb herbaceous wildflower bloom head close-up blooming against dark background leaves are bright sun shines background green bright