Polk County, Tennessee
Local growing conditions for Polk County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 10 ZIP codes in our data.
Hardiness zones in Polk County
Polk County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Polk County for its live forecast, frost dates, and planting calendar:
Benton 37307
Conasauga 37316
Ducktown 37317
Delano 37325
Ducktown 37326
Farner 37333
Ocoee 37361
Conasauga 37362
Delano 37369
Ducktown 37391
More for Tennessee
- Agriculture in Tennessee
- Frost dates across Tennessee
- 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.