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

In Freeburg you can determine 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.

You really shouldn't plant canna until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant canna in Freeburg 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 really do well. 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 Freeburg. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Freeburg is an average the actual date of last frost is different every year. Since half of the time in Freeburg you get surprised by a frost after April 15 be ready to protect your canna if you have one of those late frosts.

USDA Zone Info for Freeburg

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Freeburg

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