Marion County, Indiana
Local growing conditions for Marion County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 36 ZIP codes in our data.
Hardiness zones in Marion County
Marion County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Marion County for its live forecast, frost dates, and planting calendar:
Beech Grove 46107
Indianapolis city (balance) 46183
Indianapolis city (balance) 46201
Indianapolis city (balance) 46202
Indianapolis city (balance) 46203
Indianapolis city (balance) 46204
Indianapolis city (balance) 46205
Indianapolis city (balance) 46206
Indianapolis city (balance) 46208
Indianapolis city (balance) 46214
Lawrence 46216
Indianapolis city (balance) 46217
Indianapolis city (balance) 46218
Indianapolis city (balance) 46219
Indianapolis city (balance) 46220
Indianapolis city (balance) 46221
Indianapolis city (balance) 46222
Speedway 46224
Indianapolis city (balance) 46225
Indianapolis city (balance) 46226
Indianapolis city (balance) 46227
Indianapolis city (balance) 46228
Indianapolis city (balance) 46229
Indianapolis city (balance) 46235
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.