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.

The USDA zone info for Blue Island should be reviewed to figure out when it's a good idea 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 when the weather gets warmer.

Since flowering tobacco are not cold tolerant it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Blue Island 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 really do well. You can get started a few weeks earlier by starting your flowering tobacco indoors.

Last Frost Date

In Blue Island the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Blue Island is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Blue Island there is a last frost after April 15 so always be ready to cover your flowering tobacco in the event of a surprise late frost.

USDA Zone Info for Blue Island

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Blue Island

You may be interested in your other planting guides for Blue Island.