Washington County, Arkansas
Local growing conditions for Washington County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 14 ZIP codes in our data.
Hardiness zones in Washington County
Washington County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Washington County for its live forecast, frost dates, and planting calendar:
Fayetteville 72701
Goshen 72703
Fayetteville 72704
Morrow 72717
Evansville 72729
Farmington 72730
Lincoln 72744
Morrow 72749
Prairie Grove 72753
Tontitown 72762
Springdale 72764
Cincinnati 72769
West Fork 72774
Winslow 72959
More for Arkansas
- Agriculture in Arkansas
- Frost dates across Arkansas
- 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.