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.

By looking at the USDA zone info for Marion it's a good idea to estimate when it's the best time to plant nicotiana.

Planting Calendar for Nicotiana

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

Nicotiana require warm weather which tells us that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant nicotiana in Marion 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. You can get started a couple of weeks earlier by starting your nicotiana indoors.

Last Frost Date

The average date of last frost is April 15 in Marion. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Marion is an average the actual date of last frost will vary from year to year. Half of the time in Marion you get surprised by a frost after April 15 so be sure to be ready to protect your nicotiana if you have a surprise late frost.

USDA Zone Info for Marion

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 Marion

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