Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Circle Pines you can figure out when to plant canna by using 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.

You can not plant canna until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant canna in Circle Pines is May. However, you really should wait until June 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. If you wait any later than that and your canna may not have a chance to really do well. Starting your canna indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Circle Pines is an average and the actual date of last frost changes from year to year. Since half of the time in Circle Pines there is a last frost after May 15 be ready to cover your canna in the event of a late frost.

USDA Zone Info for Circle Pines

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Circle Pines

You may be interested in your other planting guides for Circle Pines.