Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Tallassee it's possible to determine when you can plant periwinkles.

Planting Calendar for Periwinkles

Frost tolerance for periwinkles:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since periwinkles are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant periwinkles in Tallassee 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 periwinkles and expect a good harvest is probably August. Any later than that and your periwinkles may not have a chance to grow to maturity. If you are starting your periwinkles indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Tallassee. You should expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for Tallassee may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Tallassee last frost occurs after March 15 be ready to protect your periwinkles in the event of one of those late frosts.

USDA Zone Info for Tallassee

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Tallassee

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