What plant hardiness zone is Fort Shafter

Fort Shafter is located at Honolulu County, Hawaii (HI), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Fort Shafter 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.

Fort Shafter, Hawaii @ wikipedia.