What plant hardiness zone is South China (Town of China)

South China (Town of China) is located at Kennebec County, Maine (ME), USA.

Plant hardiness zone (winter frost zone or gardening zone) for South China (Town of China) 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.

South China, Maine @ wikipedia.