One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Palmyra should be looked at to estimate when it's possible to plant canna.

Planting Calendar for Canna

Frost tolerance for canna:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You really shouldn't plant canna until after the last frost because they are not cold tolerant.

The earliest that you can plant canna in Palmyra 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. Any later than that and your canna may not have a chance to really do well. You can get started a few weeks earlier by starting your canna indoors.

Last Frost Date

On average the last frost is on April 15 in Palmyra. In the coldest months of winter you should expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Palmyra is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Palmyra last frost occurs after April 15 so just be sure to be ready to cover your canna in the event of a surprise late frost.

USDA Zone Info for Palmyra

Here is the info for USDA Zone 7a.

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

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Palmyra

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