One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant dipladenia in Hempstead should be determined 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 when the weather gets warmer.

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 Hempstead is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant dipladenia and expect a good harvest is probably September. 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 couple of weeks earlier.

Last Frost Date

In Hempstead the average date of last frost happens on February 15. You should expect an average low temperature of 20°F in the coldest months of winter.

It's important to remember that USDA zone info for Hempstead is not always accurate and the actual date of last frost is different every year. Since half of the time in Hempstead there is a last frost after February 15 be ready to cover your dipladenia in the event of a surprise late frost.

USDA Zone Info for Hempstead

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Hempstead

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