What plant hardiness zone is Marion
Marion is located at Lauderdale County, Mississippi (MS), USA.
Plant hardiness zone (winter frost zone or gardening zone) for Marion is 8a by the USDA scale.
Coldest zone's winter temperature is +10 … +15 °F.
Plants of 8a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8a USDA.
Marion, Mississippi @ wikipedia.