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

The earliest that you can plant verbena in Carrizo Springs should be determined by referring to the USDA zone info.

Planting Calendar for Verbena

Frost tolerance for verbena:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Verbena do ok in moderate cold which means that you can plant them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant verbena in Carrizo Springs 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 verbena and expect a good harvest is probably September. If you wait any later than that and your verbena may not have a chance to really do well. Starting your verbena indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Carrizo Springs. In the coldest months of winter you can expect an average low temperature of 20°F.

Just be sure to remember that USDA zone info for Carrizo Springs is an average and the actual date of last frost is different every year. Half of the time in Carrizo Springs it frosts late in the year after February 15 so always be ready to protect your verbena in the event of one of those late frosts.

USDA Zone Info for Carrizo Springs

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 Carrizo Springs

You may be interested in your other planting guides for Carrizo Springs.