What plant hardiness zone is Rio Medina

Rio Medina is located at Medina County, Texas (TX), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Rio Medina is 8b by the USDA scale.

Coldest zone's winter temperature is +15 … +20 °F.

Plants of 8b USDA hardiness zone suitable for outdoor gardening and growing in this winter frost zone 8b USDA.

Rio Medina, Texas @ wikipedia.