Kosciusko County, Indiana
Local growing conditions for Kosciusko 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 Kosciusko County
Kosciusko County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Kosciusko County for its live forecast, frost dates, and planting calendar:
Hoffman Lake 46502
Burket 46508
Claypool 46510
Hoffman Lake 46524
Leesburg 46538
Mentone 46539
Milford 46542
North Webster 46555
Pierceton 46562
Syracuse 46567
Warsaw 46580
Warsaw 46582
Winona Lake 46590
Silver Lake 46982
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.