What plant hardiness zone is The Dalles

The Dalles is located at Wasco County, Oregon (OR), USA.

Plant hardiness zone (winter frost zone or gardening zone) for The Dalles is 8a by the USDA scale.

Coldest zone's winter temperature is +10 … +15 °F.

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