One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Angola you can figure out when you can 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 all chance of frost has passed.

You should not plant canna until after the last frost because they are not cold tolerant.

The earliest that you can plant canna in Angola 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. Starting your canna indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Angola. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Angola is an average the actual date of last frost changes from year to year. Since half of the time in Angola you get surprised by a frost after April 15 be ready to cover your canna in the event of a surprise late frost.

USDA Zone Info for Angola

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Angola

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