One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Austin you should be able to estimate when you can plant purslane.

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 more sensitive plants.

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

Last Frost Date

On average all chance of frost has passed is on March 15 in Austin. You should expect an average low temperature of 15°F in the coldest months of winter.

Remember that USDA zone info for Austin may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Austin there is a last frost after March 15 be ready to cover your purslane in the event of a surprise late frost.

USDA Zone Info for Austin

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 Austin

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