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.

In Grand Prairie you can figure out when you can plant portulaca by using the USDA zone info.

Planting Calendar for Portulaca

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

You really shouldn't plant portulaca until after the last frost because they are not cold tolerant.

The earliest that you can plant portulaca in Grand Prairie is April. However, you really should wait until May if you don't want to take any chances.

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

Last Frost Date

The average date of last frost is March 15 in Grand Prairie. It might get as low as 15°F during the coldest months of winter.

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 Grand Prairie and it is different every year. Half of the time in Grand Prairie it frosts late in the year after March 15 so make sure that you are ready to protect your portulaca in the event of a surprise late frost.

USDA Zone Info for Grand Prairie

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Grand Prairie

You may be interested in your other planting guides for Grand Prairie.