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.

In Atlantic City you can estimate when it's possible to plant periwinkles by checking out the USDA zone info.

Planting Calendar for Periwinkles

Frost tolerance for periwinkles:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since periwinkles are not cold tolerant you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant periwinkles in Atlantic City 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. You probably don't want to wait any later than that or else your periwinkles may not have a chance to fully mature. You can get started a little bit earlier by starting your periwinkles indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Atlantic City. It might get as low as 5°F during the coldest months of winter.

It's important to remember that USDA zone info for Atlantic City is not always accurate and the actual date of last frost changes from year to year. Half of the time in Atlantic City there is a last frost after April 15 so just be sure to be ready to cover your periwinkles if you have one of those late frosts.

USDA Zone Info for Atlantic City

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 Atlantic City

You may be interested in your other planting guides for Atlantic City.