One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant periwinkles in North Augusta can be figured out by referring to the USDA zone info.

Planting Calendar for Periwinkles

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

Since periwinkles require warm weather it is important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant periwinkles in North Augusta 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. Starting your periwinkles indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in North Augusta. 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 North Augusta may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in North Augusta there is a last frost after March 15 so be sure to be ready to protect your periwinkles if you have a surprise late frost.

USDA Zone Info for North Augusta

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 North Augusta

You may be interested in your other planting guides for North Augusta.