One of the first steps you take when you are getting a good idea your gardening schedule is find your 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.

You can estimate when you can plant trailing portulaca in Zone 12a by checking out the USDA zone info.

Planting Calendar for Trailing Portulaca

Frost tolerance for trailing portulaca:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since trailing portulaca are not cold tolerant you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant trailing portulaca in Zone 12a 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 trailing portulaca and expect a good harvest is probably November. Any later than that and your trailing portulaca may not have a chance to really do well. Starting your trailing portulaca indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 12a it never frosts. You should expect an average low temperature of 50°F in the coldest months of winter.

Since the USDA zone info for Zone 12a is an average the actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 12a you do not have to be ready to protect your trailing portulaca if you have one of those late frosts.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	50°F
Highest Expected Low	55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in your other planting guides for Zone 12a.