Corn Poppy (Papaver rhoeas)

Synonyms: Flanders Poppy | Shirley Poppy
A slender annual that produces large blossoms of pink, red, or white, on slender stalks. This may be poisonous to livestock. Naturalized in the U.S. and found here in open or shaded sites in sandy or gravelly soils, roadsides, cultivated ground, waste places. Best in full to partial
sun, dry soils; good for borders or rock gardens.