Vegetable Planting Calendar: San Diego, California

San Diego, California is located in USDA Hardiness Zone 8, Zone 9 and Zone 10. Planting vegetable seeds or transplants at the correct time is important for getting the most out of your garden. Knowing your first and last frost dates will help you start your vegetable seeds at the right time.

 

California has a wonderful climate for growing vegetables, with a whopping 270 days between the last and first frost dates in the season. Some areas of California, like San Diego and Sacramento, have no frost dates and vegetables can be in the ground year-round. Since California stretches the height of the United States, its USDA Hardiness Zones range from 5 to 10. This means that while some vegetables can be planted at a certain time in southern California, that time changes if planting that vegetable in northern California. San Bernardino’s first frost date is 12/15 and its last frost date is 2/1.

Use your last and first frost dates below to calculate your planting schedules.