Papaver rhoeas We can't get enough poppies, and these Shirley poppies offer the most intriguing, wine color streaked with pearl. Sturdy yet delicate-looking, the plants reach 24-30 inches tall with slender stems holding the nodding blooms. As the semi-double to double flowers mature, their colors transform in an ever-changing palette of velvety tones. Approximately 7000 seeds per gram. Germination code: (4)