One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when you can plant canna by looking at the USDA zone info for Tuscumbia.

Planting Calendar for Canna

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

Since canna require warm weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant canna in Tuscumbia 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 canna and expect a good harvest is probably August. Any later than that and your canna may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your canna indoors.

Last Frost Date

The average date of last frost is April 15 in Tuscumbia. In the coldest months of winter you should expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Tuscumbia is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Tuscumbia there is a last frost after April 15 be ready to protect your canna if you have a surprise late frost.

USDA Zone Info for Tuscumbia

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Tuscumbia

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