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.

It's a good idea to figure out when it's a good idea to plant trailing portulaca by referring to the USDA zone info for Laredo.

Planting Calendar for Trailing Portulaca

Frost tolerance for trailing portulaca:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Trailing Portulaca are not cold tolerant which means that you have to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant trailing portulaca in Laredo 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 trailing portulaca and expect a good harvest is probably September. If you wait any later than that and your trailing portulaca may not have a chance to really do well. You can get started a few weeks earlier by starting your trailing portulaca indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Laredo. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Laredo is just an average the actual date of last frost changes from year to year. Since half of the time in Laredo there is a last frost after February 15 be ready to cover your trailing portulaca if you have a surprise late frost.

USDA Zone Info for Laredo

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Laredo

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