Minneapolis, Minnesota is in USDA Hardiness Zones 4b and 5a.Click to see full answer. In this regard, what hardiness zone is Minnesota in?The new USDA plant hardiness map for 2012 indicates that Minnesota growing zones include 3a and 3b in the northerly regions, 4a in the middle of the state and 4b in the south. An extremely tiny pocket of warmer winter low temperatures exists in the most southerly location and is categorized as 5a.Similarly, where is zone 4 for planting? The USDA (United States Department of Agriculture) Plant Hardiness Zone Map is divided into 13 zones. Like all zones, Zone 4 has two subsets, 4a and 4b. Zone 4 States. Alaska South Dakota Arizona Utah Colorado Vermont Idaho Washington Also asked, what is my plant hardiness zone? The 2012 USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones. No posters of the USDA Plant Hardiness Zone Map have been printed.How do hardiness zones work?The Zones. Each USDA Zone in the system represents a region of minimum average winter temperatures. The lower the USDA Zone number, the colder the region. Although factors other than temperature affect the ability of a plant to survive, the USDA Zone system is a reasonable starting point for many gardeners.