Usda Hardiness Zone Map 2024 Missouri. The missouri ozarks fall largely into zones 6b and 7a in the new plant hardiness zone map from the usda. 5b, 6a, 6b, 7a and 7b.
Most of the state falls into zones 6a (minus 10 f to minus 5 f) and 6b (minus. Usda’s plant hardiness zone map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location.