25 EBONY & GOLD SUNFLOWER Helianthus Annuus Flower Seeds BLOOM TIME: Late Summer - Early Fall HARDINESS ZONE: Annual (but reseeds itself easily, so it acts like a perennial in all zones) PLANT HEIGHT: 72 - 96" . . . PLANT SPACING: 9 - 12" LIGHT REQUIREMENTS: Sun . . . SOIL / WATER: Average Gold double blooms with brown centers. Attracts bees, butterflies, and birds.