Pierce County, Washington
Local growing conditions for Pierce County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 57 ZIP codes in our data.
Hardiness zones in Pierce County
Pierce County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Pierce County for its live forecast, frost dates, and planting calendar:
South Hill 98374
Tacoma 98421
Anderson Island 98303
Ashford 98304
Prairie Heights 98321
Carbonado 98323
DuPont 98327
Eatonville 98328
Key Center 98329
Elbe 98330
Canterwood 98332
Fox Island 98333
Artondale 98335
Graham 98338
Home 98349
Longbranch 98351
Milton 98354
Crocker 98360
Puyallup 98371
Edgewood 98372
South Hill 98373
Frederickson 98375
South Prairie 98385
Elk Plain 98387
More for Washington
- Agriculture in Washington
- Frost dates across Washington
- 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.