Gwinnett County, Georgia
Local growing conditions for Gwinnett County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 16 ZIP codes in our data.
Hardiness zones in Gwinnett County
Gwinnett County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Gwinnett County for its live forecast, frost dates, and planting calendar:
Grayson 30017
Dacula 30019
Suwanee 30024
Snellville 30039
Lawrenceville 30043
Lawrenceville 30044
Dacula 30045
Lawrenceville 30046
Lilburn 30047
Norcross 30071
Snellville 30078
Peachtree Corners 30092
Norcross 30093
Duluth 30096
Buford 30518
Mulberry 30519
More for Georgia
- Agriculture in Georgia
- Frost dates across Georgia
- 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.