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.

A way of getting a good idea when you can plant purslane is to examine the USDA zone info for Richmond.

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 do ok in moderate cold which means that you can get them planted just a bit earlier than other frost tender plants.

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

The last month that you can plant purslane and expect a good harvest is probably September. If you wait any later than that and your purslane may not have a chance to grow to maturity. Starting your purslane indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Richmond. In the coldest months of winter you can expect an average low temperature of 30°F.

Remember that USDA zone info for Richmond is not always accurate and the actual date of last frost is different every year. Half of the time in Richmond you get a frost after January 31 so always be ready to protect your purslane if you have a late frost.

USDA Zone Info for Richmond

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Richmond

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