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.

By reviewing the USDA zone info for Herkimer it's possible to figure out when it's possible to plant celosia.

Planting Calendar for Celosia

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

Celosia require warm weather which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant celosia in Herkimer 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 celosia and expect a good harvest is probably August. If you wait any later than that and your celosia may not have a chance to fully mature. You can get started a little bit earlier by starting your celosia indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Herkimer. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Herkimer is just an average and the actual date of last frost changes from year to year. Since half of the time in Herkimer last frost occurs after April 15 be ready to protect your celosia if you have one of those late frosts.

USDA Zone Info for Herkimer

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 Herkimer

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