The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's the best time to plant portulaca in Hattiesburg by looking at the USDA zone info.

Planting Calendar for Portulaca

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

Portulaca are not cold tolerant which tells us that it is important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant portulaca in Hattiesburg 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. You probably don't want to wait any later than that or else your portulaca may not have a chance to fully mature. Starting your portulaca indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Hattiesburg. You should expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Hattiesburg may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Hattiesburg there is a last frost after March 15 be ready to cover your portulaca if you have one of those late frosts.

USDA Zone Info for Hattiesburg

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 Hattiesburg

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