Item specifics Seller Notes “new seeds collected July 2023.” Plant Type Decorative Plant Climate Highland, Humid Continental, Humid Subtropical, Marine West Coast, Mediterranean, Cold, Temperate HARDY PERENNIAL ZONE 3-9 Common Name Giant ornamental onion Color Purple Indoor/Outdoor Outdoor Growth Habit Clumping USDA Hardiness Zone (F) 3-9 MPN NA Aspect East, west, south Soil Type Loam, Peat, Sand, Silt Brand mariesgreengarden Season of Interest Spring, Summer Soil pH PH 6-7.5 Life Cycle Perennial Type flower seeds Watering Medium Genus alium Foliage Deciduous Sunlight Full Sun Features Cold Resistant, Deciduous, Flowering Cultivating Difficulty Hard Country/Region of Manufacture