Harrison County, Texas
Local growing conditions for Harrison County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 11 ZIP codes in our data.
Hardiness zones in Harrison County
Harrison County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Harrison County for its live forecast, frost dates, and planting calendar:
Longview 75602
Ore City 75640
Hallsville 75650
Nesbitt 75651
Waskom 75659
Uncertain 75661
Marshall 75670
Marshall 75671
Marshall 75672
Waskom 75692
Marshall 75694
More for Texas
- Agriculture in Texas
- Frost dates across Texas
- 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.