Sunflower - Girasole Ornamentale Multicolor. Annual. A really lovely mix of tall sunflowers. 90-110 days. Seeds germinate in 2-10 days at 70-75 degrees. Resents transplanting; recommend direct seeding. Plant 3-4 seeds every 12-14 inches, thin to one. Prefers full sun, fertile soil. Plants grow 55-60 inches high. 4 gram packet- approximately 200 seeds.