Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant purslane in Rio Vista can be estimated by checking out the USDA zone info.

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 are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant purslane in Rio Vista 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. You probably don't want to wait any later than that or else your purslane may not have a chance to fully mature. You can get started a few weeks earlier by starting your purslane indoors.

Last Frost Date

The average date of last frost is February 15 in Rio Vista. It might get as low as 25°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 Rio Vista and it is different every year. Half of the time in Rio Vista you get surprised by a frost after February 15 so make sure that you are ready to cover your purslane in the event of one of those late frosts.

USDA Zone Info for Rio Vista

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Rio Vista

You may be interested in your other planting guides for Rio Vista.