Ventura County, California
Local growing conditions for Ventura County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 29 ZIP codes in our data.
Hardiness zones in Ventura County
Ventura County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Ventura County for its live forecast, frost dates, and planting calendar:
Oxnard 93030
Thousand Oaks 91320
Thousand Oaks 91360
Lake Sherwood 91361
Thousand Oaks 91362
Oak Park 91377
San Buenaventura (Ventura) 93001
San Buenaventura (Ventura) 93003
San Buenaventura (Ventura) 93004
Camarillo 93010
Camarillo 93012
Fillmore 93015
Moorpark 93021
Oak View 93022
Meiners Oaks 93023
Oxnard 93033
Oxnard 93035
El Rio 93036
Frazier Park 93040
Port Hueneme 93041
Port Hueneme 93043
Santa Paula 93060
Simi Valley 93063
Simi Valley 93064
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.