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.

A common way of getting a good idea when it's possible to plant hibiscus is to refer to the USDA zone info for Binghamton.

Planting Calendar for Hibiscus

Frost tolerance for hibiscus:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's a bad idea to plant hibiscus until after the last frost because they do not do well in cold weather.

The earliest that you can plant hibiscus in Binghamton 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 hibiscus and expect a good harvest is probably August. Any later than that and your hibiscus may not have a chance to fully mature. You can get started a few weeks earlier by starting your hibiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Binghamton. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that USDA zone info for Binghamton is just an average and the actual date of last frost is different every year. Since half of the time in Binghamton there is a last frost after April 15 be ready to cover your hibiscus in the event of one of those late frosts.

USDA Zone Info for Binghamton

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 Binghamton

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