The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of estimating when it's a good idea to plant dipladenia is to refer to the USDA zone info for Walterboro.

Planting Calendar for Dipladenia

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

Since dipladenia do not do well in cold weather you really should wait until after the last frost before you can plant them.

The earliest that you can plant dipladenia in Walterboro 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. You probably don't want to wait any later than that or else your dipladenia may not have a chance to grow to maturity. Starting your dipladenia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Walterboro the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Walterboro and it changes from year to year. Half of the time in Walterboro last frost occurs after March 15 so make sure that you are prepared to cover your dipladenia in the event of a surprise late frost.

USDA Zone Info for Walterboro

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Walterboro

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