One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when you can plant flowering tobacco is to use the USDA zone info for Owatonna.

Planting Calendar for Flowering Tobacco

Frost tolerance for flowering tobacco:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since flowering tobacco do not do well in cold weather you must wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Owatonna is May. However, you really should wait until June if you don't want to take any chances.

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

Last Frost Date

In Owatonna the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -25°F.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Owatonna and it changes from year to year. Since half of the time in Owatonna last frost occurs after May 15 be ready to cover your flowering tobacco in the event of a late frost.

USDA Zone Info for Owatonna

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Owatonna

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