90-110 days. Ring of Fire sunflower seeds are an easy and award-winning grow for invigorating any dull or tired garden. Ring of Fire seeds grow unique 5-6 inch golden yellow sunflower heads erupting with a fiery sunburst-mahogany ring around a heavily-seeded, chocolate center. Ring of Fire sunflowers debuted as a 2001 AAS award-winning selection for "being different than other flowers and standing out in a crowd of plain gold or yellow flowers." Ring of Fire sunflower seeds grow hardy, vigorous garden performers and are a timeless seasonal favorite to add as a centerpiece to any fresh cut arrangement, basket, or bouquet.