LaPorte County, Indiana
Local growing conditions for LaPorte County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 12 ZIP codes in our data.
Hardiness zones in LaPorte County
LaPorte County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in LaPorte County for its live forecast, frost dates, and planting calendar:
La Porte 46350
Hanna 46340
Kingsbury 46345
Kingsford Heights 46346
La Crosse 46348
Trail Creek 46360
Fish Lake 46365
Rolling Prairie 46371
Union Mills 46382
Wanatah 46390
Westville 46391
Walkerton 46574
More for Indiana
- Agriculture in Indiana
- Frost dates across Indiana
- 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.