What plant hardiness zone is Bunker Hill

Bunker Hill is located at Coos County, Oregon (OR), USA.

Plant hardiness zone (winter frost zone or gardening zone) for Bunker Hill 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.

Bunker Hill, Oregon @ wikipedia.