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

You should be able to figure out when to plant purslane by checking out the USDA zone info for Mccomb.

Planting Calendar for Purslane

Frost tolerance for purslane:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Purslane tend to make it in some cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant purslane in Mccomb is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant purslane and expect a good harvest is probably August. Any later than that and your purslane may not have a chance to fully mature. Starting your purslane indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Mccomb the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Mccomb 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 Mccomb it frosts late in the year after March 15 be ready to cover your purslane if you have a surprise late frost.

USDA Zone Info for Mccomb

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 Mccomb

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