One of the first steps you take when you are figuring out 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.

The first opportunity to plant dipladenia in Oxford should be figured out by using the USDA zone info.

Planting Calendar for Dipladenia

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

You can not plant dipladenia until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant dipladenia in Oxford 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. Any later than that and your dipladenia may not have a chance to really do well. Starting your dipladenia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Oxford the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Oxford is just an average the actual date of last frost changes from year to year. Half of the time in Oxford you get surprised by a frost after April 15 so make sure that you are ready to cover your dipladenia in the event of a surprise late frost.

USDA Zone Info for Oxford

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Oxford

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