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.

In New Iberia you can estimate when it's possible to plant sweet potatos by referring to the USDA zone info.

Planting Calendar for Sweet Potatos

Frost tolerance for sweet potatos:	Not tolerant of frost.
When to plant:	After the last frost.

Sweet Potatos are not cold tolerant which tells us that it's necessary to wait until it warms up after the last frost before you can plant them.

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

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in New Iberia. You should expect an average low temperature of 20°F in the coldest months of winter.

Keep in mind that USDA zone info for New Iberia is an average and the actual date of last frost changes from year to year. Half of the time in New Iberia last frost occurs after February 15 so just be sure to be ready to cover your sweet potatos if you have a surprise late frost.

USDA Zone Info for New Iberia

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 New Iberia

You may be interested in your other planting guides for New Iberia.