What plant hardiness zone is New Memphis

New Memphis is located at Clinton County, Illinois (IL), USA.

Plant hardiness zone (winter frost zone or gardening zone) for New Memphis is 6b by the USDA scale.

Coldest zone's winter temperature is −5 … 0 °F.

Plants of 6b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 6b USDA.