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

In Manlius you can figure out when you can plant dipladenia by referring to the USDA zone info.

Planting Calendar for Dipladenia

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

You really shouldn't plant dipladenia until after all chance of frost has passed because they require warm weather.

The earliest that you can plant dipladenia in Manlius 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. You can get started a couple of weeks earlier by starting your dipladenia indoors.

Last Frost Date

The average date of last frost is April 15 in Manlius. In the coldest months of winter you should expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Manlius is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Manlius there is a last frost after April 15 be ready to cover your dipladenia if you have one of those late frosts.

USDA Zone Info for Manlius

Here is the info for USDA Zone 5b.

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

Plants to Grow in Manlius

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