What plant hardiness zone is Garden Grove

Garden Grove is located at Decatur County, Iowa (IA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Garden Grove is 5a by the USDA scale.

Coldest zone's winter temperature is −20 … -15 °F.

Plants of 5a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 5a USDA.

Garden Grove, Iowa @ wikipedia.