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.

A way of figuring out when it's possible to plant nicotiana is to examine the USDA zone info for Marion.

Planting Calendar for Nicotiana

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

Nicotiana do not do well in cold weather which tells us that you really should 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. If you wait 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 couple of weeks earlier.

Last Frost Date

In Marion the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Marion may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Marion you get surprised by a frost after April 15 so make sure that you are ready to cover your nicotiana in the event of 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.