90 " 100 days. Annual. Zinnia elegans. Growing Dahlia Flowered Mix zinnia seeds this season is an effortless and vibrant way to dash some summer into your garden. Dahlia Flowered Mix Zinnias are beautiful flowers, easy to grow from seed a tall variety, and as a native to the arid Mexican climate, ideal for dry, southwestern gardens while even surprising gardeners as north as Minnesota. Dahlia Flowered Mix Zinnia seeds grow bold and dazzling Zinnias promising butterflies and other important pollinators to the garden all season long. Dahlia Flowered Mix Zinnias' tall robust stalks are seasonal favorites for fresh cut arrangements, planters, and gifts. 3,000-3,800 seeds/oz.