Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Marlow you can determine when you can 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.

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

The earliest that you can plant dipladenia in Marlow 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 really do well. Starting your dipladenia indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Marlow. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Marlow is just an average the actual date of last frost will vary from year to year. Half of the time in Marlow you get a frost after April 15 so be sure to be ready to cover your dipladenia in the event of one of those late frosts.

USDA Zone Info for Marlow

Here is the info for USDA Zone 7b.

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

Plants to Grow in Marlow

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