Ashtabula County, Ohio
Local growing conditions for Ashtabula County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 15 ZIP codes in our data.
Hardiness zones in Ashtabula County
Ashtabula County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Ashtabula County for its live forecast, frost dates, and planting calendar:
Andover 44003
Ashtabula 44004
Austinburg 44010
Conneaut 44030
Jefferson 44032
Geneva 44041
Jefferson 44047
Kingsville 44048
North Kingsville 44068
Orwell 44076
Pymatuning North 44082
Rock Creek 44084
Roaming Shores 44085
Andover 44093
Orwell 44099
More for Ohio
- Agriculture in Ohio
- Frost dates across Ohio
- 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.