Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Port Lavaca you can estimate when it's a good idea to plant erysimum by reviewing the USDA zone info.

Planting Calendar for Erysimum

Frost tolerance for erysimum:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Erysimum do well in a little bit of cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant erysimum in Port Lavaca is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant erysimum and expect a good harvest is probably October. You probably don't want to wait any later than that or else your erysimum may not have a chance to fully mature. Starting your erysimum indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Port Lavaca. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Port Lavaca is just an average and the actual date of last frost will vary from year to year. Half of the time in Port Lavaca there is a last frost after February 15 so be sure to be ready to cover your erysimum in the event of a surprise late frost.

USDA Zone Info for Port Lavaca

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 Port Lavaca

You may be interested in your other planting guides for Port Lavaca.