What plant hardiness zone is Old Ocean

Old Ocean is located at Brazoria County, Texas (TX), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Old Ocean 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.

Old Ocean, Texas @ wikipedia.