What plant hardiness zone is New Effington

New Effington is located at Roberts County, South Dakota (SD), USA.

Plant hardiness zone (winter frost zone or gardening zone) for New Effington is 4a by the USDA scale.

Coldest zone's winter temperature is −30 … -25 °F.

Plants of 4a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 4a USDA.

New Effington, South Dakota @ wikipedia.