Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when to plant portulaca is to consult the USDA zone info for Miami.

Planting Calendar for Portulaca

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

It's probably not a good idea to plant portulaca until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant portulaca in Miami 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 portulaca and expect a good harvest is probably November. Any later than that and your portulaca may not have a chance to fully mature. Starting your portulaca indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Miami it never frosts. In the coldest months of winter you can expect an average low temperature of 40°F.

Since the USDA zone info for Miami may not be accurate from year to year the actual date of last frost will vary from year to year. Since it never frosts in Miami you do not have to be ready to cover your portulaca if you have a surprise late frost.

USDA Zone Info for Miami

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	40°F
Highest Expected Low	45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Miami

You may be interested in your other planting guides for Miami.