The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant firebush in Manhattan can be estimated by reviewing the USDA zone info.

Planting Calendar for Firebush

Frost tolerance for firebush:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since firebush do not do well in cold weather it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant firebush in Manhattan 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 firebush and expect a good harvest is probably August. If you wait any later than that and your firebush may not have a chance to really do well. Starting your firebush indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Manhattan may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Manhattan you get surprised by a frost after April 15 be ready to cover your firebush if you have one of those late frosts.

USDA Zone Info for Manhattan

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 Manhattan

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