Seed Needs, Peony Poppy Mixture (Papaver paeo.) 500 Seeds Quality Peony Poppy seeds packaged by Seed Needs. Intended for the current and the following growing season. Packets are 3.25" wide by 4.50" tall and come with a full colored illustration on the front side, as well as detailed sowing instructions on the reverse.. This mixture of Peony Poppies will grow to a mature height of roughly 24 to 32 inches tall. This Peony Poppy Mixture will produce double petaled blooms in shades of pink, red, black, white and purple. Peony Poppies are best sown by the masses. They are grown as an annual flowering plant and can easily reseed at the end of the Autumn season. All Poppy seeds sold by Seed Needs are Non-GMO based seed products and are intended for the current & the following growing season. All seeds are produced from open pollinated plants, stored in a temperature controlled facility and constantly moved out due to popularity.