The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant sweet corn in Dallas should be determined by referring to the USDA zone info.

Planting Calendar for Sweet corn

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

Since sweet corn are barely cold tolerant you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant sweet corn in Dallas 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 sweet corn and expect a good harvest is probably August. If you wait any later than that and your sweet corn may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your sweet corn indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Dallas. In the coldest months of winter you should expect an average low temperature of 5°F.

It's important to remember that USDA zone info for Dallas may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Dallas you get a frost after April 15 so just be sure to be ready to protect your sweet corn if you have one of those late frosts.

USDA Zone Info for Dallas

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Dallas

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