Siberian Iris (Iris sibirica): History, Characteristics, Cultivars & Cultivation
The iris family (Iris spp.) includes more than 300 species, but the most common garden varieties all feature flowers with drooping outer petals and upright inner petals. Most irises grow in U.S. Department of Agriculture plant hardiness zones 3 to 9, but hardiness depends on the specific variety. These perennials require minimal maintenance, but they … Read more