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.

You can figure out when to plant canna in Kittanning by checking out 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.

It's probably not a good idea to plant canna until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant canna in Kittanning 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. 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 has passed is on April 15 in Kittanning. You can expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Kittanning may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Kittanning last frost occurs after April 15 be ready to cover your canna if you have a surprise late frost.

USDA Zone Info for Kittanning

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Kittanning

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