California Palm Trees
It is easy to grow palm trees in California if you live in the warm area. California’s climate ranges from arid to subarctic. It has dry summers and rainy winters. In July temperatures for the state range on average from 75°F (24°C) to 93°F (34°C) depending on the location. In January temperatures range on average from 38°F (3°C) to 48°F (9°C).
The highest temperature ever recorded is 134° (57°C) and the lowest is –45°F (–43°C). California can be divided into four climatic regions. The temperature difference is most dramatic nearer the coast where in July the average daily high in San Francisco is 72 °F (22 °C) vs Walnut Creek with average daily high 87 °F (31 °C). California’s USDA hardiness zones range from 4a to 10b.
California USDA Zones
Growing Palm Trees in California
Since California has a wide range of different zones, there are a lot of palm trees that will grow in the warmer part of the state. Here are some of the palms that will grow in California:
- California Fan Palm Tree – Zones 8b-11 (15 to 10F)
- Cabbage Palm Tree – Zones 8a-11 (10 to 15F)
- Kentia Palm Tree – Zones 9b-11 (25 to 30F)
- True Date Palm Tree – Zones 8b-11 (15 to 20F)
More Palm Trees»
Major Cities in California
Los Angeles – Hardiness Zone 10a
Palm Springs – Hardiness Zone 9b
Sacramento – Hardiness Zone 9a
San Diego – Hardiness Zone 10a
San Francisco – Hardiness Zone 10a
San Jose – Hardiness Zone 9b
San Mateo – Hardiness Zone 9b
Santa Barbara – Hardiness Zone 9b
Santa Monica – Hardiness Zone 10b
A lot of palm trees die from fertilizer root burn and nutritional deficiencies. To avoid these problems, use fertilizer that has continues release formula, which feeds your palm tree for few months, rather than using a cheap fertilizer that will wash away after 2-3 rains.
I personally use 
It is time to protect your palm trees from cold! To avoid the cold damage, I spray my palms with 
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