Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to figure out when to plant spinach by looking at the USDA zone info for Los Angeles.

Planting Calendar for Spinach

Frost tolerance for spinach:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Spinach do well in moderate cold which tells us that you can start planting them earlier than other plants that might not handle the cold.

The earliest that you can plant spinach in Los Angeles is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant spinach and expect a good harvest is probably October. Any later than that and your spinach may not have a chance to really do well. You can get started a little bit earlier by starting your spinach indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Los Angeles. You should expect an average low temperature of 35°F in the coldest months of winter.

Always keep in mind that USDA zone info for Los Angeles is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Los Angeles last frost occurs after January 31 so make sure that you are prepared to protect your spinach if you have a surprise late frost.

USDA Zone Info for Los Angeles

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Los Angeles

You may be interested in your other planting guides for Los Angeles.