Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of determining when to plant nicotiana is to refer to the USDA zone info for Hartselle.

Planting Calendar for Nicotiana

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

It's probably a bad idea to plant nicotiana until after the last frost because they are not cold tolerant.

The earliest that you can plant nicotiana in Hartselle is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nicotiana and expect a good harvest is probably August. Any later than that and your nicotiana may not have a chance to really do well. You can get started a little bit earlier by starting your nicotiana indoors.

Last Frost Date

On average the last frost is on April 15 in Hartselle. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Hartselle is an average the actual date of last frost is different every year. Half of the time in Hartselle last frost occurs after April 15 so just be sure to be ready to cover your nicotiana if you have a late frost.

USDA Zone Info for Hartselle

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 Hartselle

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