One of the best tools that you have as gardeners to help us estimate 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.

The first opportunity to plant sedum in San Francisco should be determined by reviewing the USDA zone info.

Planting Calendar for Sedum

Frost tolerance for sedum:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant sedum earlier in the year because they are very cold tolerant.

The earliest that you can plant sedum in 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 sedum and expect a good harvest is probably October. Any later than that and your sedum may not have a chance to grow to maturity. Starting your sedum 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 San Francisco. In the coldest months of winter you should expect an average low temperature of 35°F.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for San Francisco and it can change quite a bit from year to year. Half of the time in San Francisco last frost occurs after January 31 so make sure that you are prepared to protect your sedum in the event of one of those late frosts.

USDA Zone Info for San Francisco

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 San Francisco

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