What plant hardiness zone is Key Biscayne

Key Biscayne is located at Miami-Dade County, Florida (FL), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Key Biscayne 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.