What plant hardiness zone is New Orleans NAS

New Orleans NAS is located at Plaquemines Parish, Louisiana (LA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for New Orleans NAS is 9a by the USDA scale.

Coldest zone's winter temperature is +20 … +25 °F.

Plants of 9a USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 9a USDA.