Ashland County, Wisconsin
Local growing conditions for Ashland County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Ashland County
Ashland County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Ashland County for its live forecast, frost dates, and planting calendar:
Butternut 54514
Clam Lake 54517
Glidden 54527
Mellen 54546
Ashland 54806
Jolmaville 54846
Bayfield 54850
Marengo 54855
New Odanah 54861
More for Wisconsin
- Agriculture in Wisconsin
- Frost dates across Wisconsin
- 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.