- You will get 100+ Seeds of Sunspot Dwarf Sunflower Flower Seeds. - Seller Notes “Helianthus annuus. U.S. Grown seed. Tested 1/23-Germination 94%. Packed 1/23.”. - Planting Time: 8 Weeks. - Soil Type: Chalk, Clay, Loam, Peat, Sand. - Life Cycle: Annual. - USDA Hardiness Zone (°F): 13 (> 60 °F). - Soil pH: Neutral. - Watering: Medium. - Sunlight: Full Sun. - "Sunspot" Dwarf Sunflower seeds. They do great in containers or flower beds. They get 24-36" tall with an average sized single flower 4-10" across. Once established, somewhat drought and heat tolerant. Flower's mid-summer through fall. Birds, especially pheasants like them for food and cover. Very easy to grow from seed, at least 6 hrs of sun and some steady water. The bee's do most of the work. 100+seeds per order. - Helianthus annuus. - Full sun. - Spring, soil temp 70F+. - SOW 1/2" deep,3 seeds per plant about 9-12"apart. Keep moist. - Germination 10-15 days. - Medium water and a little fertilizer if needed. - Flowers are yellow. Blooms mid-summer through fall.