Mendocino County, California
Local growing conditions for Mendocino County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 26 ZIP codes in our data.
Hardiness zones in Mendocino County
Mendocino County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Mendocino County for its live forecast, frost dates, and planting calendar:
Albion 95410
Boonville 95415
Laytonville 95417
Caspar 95420
Comptche 95427
Covelo 95428
Covelo 95429
Manchester 95432
Fort Bragg 95437
Sea Ranch 95445
Hopland 95449
Laytonville 95454
Little River 95456
Manchester 95459
Mendocino 95460
Comptche 95463
Philo 95466
Potter Valley 95469
Redwood Valley 95470
Ukiah 95482
Leggett 95488
Brooktrails 95490
Boonville 95494
Leggett 95585
More for California
- Agriculture in California
- Frost dates across California
- 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.