Baltimore city, Maryland
Local growing conditions for Baltimore city: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 23 ZIP codes in our data.
Hardiness zones in Baltimore city
Baltimore city spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Baltimore city for its live forecast, frost dates, and planting calendar:
Baltimore 21201
Baltimore 21202
Baltimore 21210
Baltimore 21230
Baltimore 21231
Baltimore 21233
Baltimore 21205
Baltimore 21206
Baltimore 21211
Baltimore 21212
Baltimore 21213
Baltimore 21214
Baltimore 21215
Baltimore 21216
Baltimore 21217
Baltimore 21218
Baltimore 21223
Baltimore 21224
Baltimore 21226
Baltimore 21229
Baltimore 21239
Baltimore 21251
Baltimore 21287
More for Maryland
- Agriculture in Maryland
- Frost dates across Maryland
- 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.