What plant hardiness zone is Keaau (Keaʻau)

Keaau (Keaʻau) is located at Hawaii County, Hawaii (HI), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Keaau (Keaʻau) is 11a by the USDA scale.

Coldest zone's winter temperature is +40 … +45 °F.

Plants of 11a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 11a USDA.

Keaau, Hawaii @ wikipedia.