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.

The first chance to plant canna in Winston-Salem can be estimated by referring to 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.

Since canna do not do well in cold weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant canna in Winston-Salem 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. Starting your canna indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Winston-Salem. In the coldest months of winter you can expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Winston-Salem is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Winston-Salem it frosts late in the year after April 15 be ready to cover your canna if you have a late frost.

USDA Zone Info for Winston-Salem

Here is the info for USDA Zone 7b.

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

Plants to Grow in Winston-Salem

You may be interested in your other planting guides for Winston-Salem.