The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when it's possible to plant dipladenia is to consult the USDA zone info for New Bedford.

Planting Calendar for Dipladenia

Frost tolerance for dipladenia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You should not plant dipladenia until after the last frost because they do not do well in cold weather.

The earliest that you can plant dipladenia in New Bedford 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. If you are starting your dipladenia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in New Bedford. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for New Bedford is not always accurate the actual date of last frost will vary from year to year. Half of the time in New Bedford it frosts late in the year after April 15 so just be sure to be ready to protect your dipladenia in the event of one of those late frosts.

USDA Zone Info for New Bedford

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in New Bedford

You may be interested in your other planting guides for New Bedford.