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.

The USDA zone info for Roselle can be used to figure out when to plant flowering tobacco.

Planting Calendar for Flowering Tobacco

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

Since flowering tobacco are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Roselle 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 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. If you are starting your flowering tobacco indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Roselle the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Roselle and it changes from year to year. Half of the time in Roselle you get a frost after April 15 so make sure that you are ready to cover your flowering tobacco in the event of a surprise late frost.

USDA Zone Info for Roselle

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Roselle

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