One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to figure out when it's a good idea to plant beets by using the USDA zone info for South San Francisco.

Planting Calendar for Beets

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

You can plant beets just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant beets in South San Francisco 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 beets and expect a good harvest is probably October. If you wait any later than that and your beets may not have a chance to really do well. Starting your beets indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in South San Francisco. In the coldest months of winter you should expect an average low temperature of 30°F.

Keep in mind that USDA zone info for South San Francisco may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in South San Francisco there is a last frost after January 31 so make sure that you are ready to protect your beets if you have one of those late frosts.

USDA Zone Info for South San Francisco

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in South San Francisco

You may be interested in your other planting guides for South San Francisco.