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.

The USDA zone info for San Carlos can be looked at to figure out when it's possible to plant crassula.

Planting Calendar for Crassula

Frost tolerance for crassula:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since crassula require warm weather you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant crassula in San Carlos is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant crassula and expect a good harvest is probably September. If you wait any later than that and your crassula may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your crassula indoors.

Last Frost Date

In San Carlos the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for San Carlos may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in San Carlos you get a frost after January 31 so just be sure to be ready to cover your crassula if you have one of those late frosts.

USDA Zone Info for San Carlos

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 San Carlos

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