One of the best tools that you have as gardeners to help us estimate 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 first opportunity to plant columbine in Corsicana should be figured out by looking at the USDA zone info.

Planting Calendar for Columbine

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

Columbine are one of those plants that can tolerate a little bit of cold weather which means that you can start planting them earlier than plants that are more sensitive to the cold.

The earliest that you can plant columbine in Corsicana 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 columbine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your columbine may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your columbine indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Corsicana. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Corsicana may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Corsicana you get surprised by a frost after March 15 be ready to cover your columbine if you have one of those late frosts.

USDA Zone Info for Corsicana

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Corsicana

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