Grow Heirloom Sunflowers - Plant Skyscraper Sunflower SeedsWith 14" wide faces, 12' stalks 4 inches thick, Skyscraper Sunflowers command a show-stopping presence! Pick their location wisely where you, the neighbors, and passing birds can enjoy. You will be checking your garden ...Grow Heirloom Sunflowers - Plant Skyscraper Sunflower SeedsWith 14" wide faces, 12' stalks 4 inches thick, Skyscraper Sunflowers command a show-stopping presence! Pick their location wisely where you, the neighbors, and passing birds can enjoy. You will be checking your garden daily just to see how much more they have grown since the day before! Plant for the pure, genuine and awesome joy it will bring all who witness this colossal giant! Heat and drought tolerant, may require staking.