One of the first steps you take when you are determining your gardening schedule is find your 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.

In Charlotte you can determine when it's the best time to plant dipladenia by looking at the USDA zone info.

Planting Calendar for Dipladenia

Frost tolerance for dipladenia:	Not tolerant of frost.
When to plant:	After the last frost.

Since dipladenia require warm weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant dipladenia in Charlotte 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 dipladenia and expect a good harvest is probably August. If you wait any later than that and your dipladenia may not have a chance to fully mature. You can get started a few weeks earlier by starting your dipladenia indoors.

Last Frost Date

In Charlotte the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Charlotte and it changes from year to year. Half of the time in Charlotte you get a frost after March 15 so be sure to be ready to protect your dipladenia if you have a late frost.

USDA Zone Info for Charlotte

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 Charlotte

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