- You will get 2001+ Seeds of Red Corn Field Poppy Flower Seeds. - Seller Notes: “Papaver rhoeas. U.S. Grown seed. Tested 1/23-Germination 94%. Packed 1/23.”. - Planting Time: 7 Weeks. - Soil Type: Chalk, Loam, Peat, Saline, Sand, Silt. - Life Cycle: Annual. - USDA Hardiness Zone (°F): 12 (50 to 60 °F). - Soil pH: Neutral. - Watering: Medium. - Sunlight: Full Sun. - Red Corn Poppy. aka - Field, Common, Flanders, Shirly. Maybe the world's most popular wildflower. Grow in borders, beds, and meadows, they also do well in containers. For bouquets, cut in early morning and singe the stem base with a flame to seal it before putting it in water. Grows about 18 inches tall, blooms profusely from June until first frost and is very easy to grow and will self-sow. Corn poppies are a favorite of gardeners in every state for rock gardens, flower beds, containers, and most anyplace that you want some easy color. Since poppies are self-sowing, if you allow them to go to seed you may only need to plant them once. 2000+ Quality seeds per order. Thank You!. - Papaver rhoeas. - Annual. - Spring, soil temp 70F+. - SOW just under surface 4" apart. Keep moist. - Germination 15-28 days. - Medium water. Light fertilizer. - Flowers are a red. Blooms from early summer through fall.