The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Maricopa you can figure out when it's possible to plant canna by looking at the USDA zone info.

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 have to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant canna in Maricopa 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. You probably don't want to wait any later than that or else your canna may not have a chance to fully mature. You can get started a few weeks earlier by starting your canna indoors.

Last Frost Date

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

Just be sure to remember that USDA zone info for Maricopa is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Maricopa you get a frost after April 15 so just be sure to be ready to protect your canna if you have a late frost.

USDA Zone Info for Maricopa

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 Maricopa

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