The USDA Zone info is a great tool for gardeners to help us estimate your gardening 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 estimating when it's possible to plant flowering tobacco is to check out the USDA zone info for Winona.

Planting Calendar for Flowering Tobacco

Frost tolerance for flowering tobacco:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Flowering Tobacco do not do well in cold weather which tells us that you must wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant flowering tobacco in Winona 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. You probably don't want to wait any later than that or else your flowering tobacco may not have a chance to really do well. You can get started a few weeks earlier by starting your flowering tobacco indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Winona. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Winona is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Winona it frosts late in the year after May 15 so always be ready to cover your flowering tobacco in the event of a late frost.

USDA Zone Info for Winona

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 Winona

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