What plant hardiness zone is Grand Isle

Grand Isle is located at Jefferson Parish, Louisiana (LA), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Grand Isle is 9b by the USDA scale.

Coldest zone's winter temperature is +25 … +30 °F.

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