Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant flowering tobacco in Tucson can be figured out by checking out the USDA zone info.

Planting Calendar for Flowering Tobacco

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

Flowering Tobacco are not cold tolerant which means that you really should wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco in Tucson is March. However, you really should wait until April 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 September. You probably don't want to wait any later than that or else your flowering tobacco may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your flowering tobacco indoors.

Last Frost Date

In Tucson the average date of last frost happens on February 15. You should expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Tucson and it changes from year to year. Half of the time in Tucson there is a last frost after February 15 so be sure to be ready to cover your flowering tobacco if you have one of those late frosts.

USDA Zone Info for Tucson

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Tucson

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