Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to determine when it's possible to plant nicotiana by using the USDA zone info for Madisonville.

Planting Calendar for Nicotiana

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

It's a bad idea to plant nicotiana until after the last frost has passed because they require warm weather.

The earliest that you can plant nicotiana in Madisonville 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 fully mature. If you are starting your nicotiana indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Madisonville. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Madisonville is not always accurate the actual date of last frost is different every year. Half of the time in Madisonville it frosts late in the year after April 15 so always be ready to cover your nicotiana if you have a surprise late frost.

USDA Zone Info for Madisonville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Madisonville

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