Clark County, Washington
Local growing conditions for Clark County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 18 ZIP codes in our data.
Hardiness zones in Clark County
Clark County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Clark County for its live forecast, frost dates, and planting calendar:
Hazel Dell 98665
Amboy 98601
Lewisville 98604
Hockinson 98606
Fern Prairie 98607
La Center 98629
Ridgefield 98642
Vancouver 98660
Vancouver 98661
Five Corners 98662
Vancouver 98663
Vancouver 98664
Yacolt 98675
Vancouver 98682
Vancouver 98683
Vancouver 98684
Felida 98685
Barberton 98686
More for Washington
- Agriculture in Washington
- Frost dates across Washington
- USDA hardiness zones explained
- Planting calendar by ZIP code
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.