The 2 USDA planting zones in Stockton, California are Zone 9a and Zone 9b, as declared by USDA update in 2023. The 2 planting zones in Stockton, California are listed below.
- Zone 9a: Zone 9a features minimum temperatures of 20-25°F (-6.7 to -3.9°C) and covers limited areas in Stockton like Lodi.
- Zone 9b: Zone 9b experiences minimum temperatures of 25-30°F (-3.9 to -1.1°C) and spans Tracy, Manteca, Ripon, Salida, Spanos, Oakley, and most surrounding communities, showing the region’s widespread mild winter climate.
Locate and verify your Stockton, California, USDA growing zone using our three tools given below, zipcode to planting zone search tool, interactive map, or planting zone table. ( Find Stockton, California, First and Last Frost Dates)
Stockton Planting Zones Map
Please Select or type your Stockton in the search box below to find its USDA Growing Zone.
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Stockton Planting Zones by ZipCode
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Stockton Planting Zones Table
Below given table lists all the Stockton locations with their USDA Hardiness Zones.
| Stockton Location | Planting Zone |
|---|---|
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Stockton Growing Zones
The 2 USDA planting zones in Stockton, California are Zone 9a and Zone 9b.
Zone 9a
Zone 9a (20-25°F / -6.7 to -3.9°C) covers limited areas like Lodi in Stockton, it supports cool-season vegetables like Collards (Brassica oleracea var. viridis) and Corn (Zea mays), along with drought-resistant plants like California Poppy (Eschscholzia californica) and Douglas Iris (Iris douglasiana). Native shrubs like Bush Anemone (Carpenteria californica) and Barberry (Berberis spp.) and trees such as California Gooseberry (Ribes californicum) and Live-Forever (Dudleya spp.) also grows in this zone.
Zone 9b
Zone 9b (25-30°F / -3.9 to -1.1°C) spans most of Stockton including Del Rio, Manteca, Morada, Tracy, Manteca and Oakley. Zone 9b suits heat-loving vegetables including Tomatoes (Solanum lycopersicum), Peppers (Capsicum annuum), and Okra (Abelmoschus esculentus), drought-tolerant ornamental plants like Sage (Salvia spp.) and California Fuchsia (Epilobium canum), shrubs like Butterfly Bush (Buddleja davidii) and Euryops Daisy (Euryops pectinatus), and trees like Buckwheat (Eriogonum spp.).