One of the best tools that you have as gardeners to help us figure out 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.

The USDA zone info for Corpus Christi can be read to determine when it's possible to plant monarda.

Planting Calendar for Monarda

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

Monarda do well in very little cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant monarda in Corpus Christi 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 monarda and expect a good harvest is probably September. You probably don't want to wait any later than that or else your monarda may not have a chance to really do well. You can get started a few weeks earlier by starting your monarda indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Corpus Christi. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Corpus Christi may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Corpus Christi you get a frost after February 15 so make sure that you are ready to cover your monarda if you have a late frost.

USDA Zone Info for Corpus Christi

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 Corpus Christi

You may be interested in your other planting guides for Corpus Christi.