One of the best tools that you have as gardeners to help us figure out 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.

A way of making a decision about when it's possible to plant celosia is to use the USDA zone info for Grand Ledge.

Planting Calendar for Celosia

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

Since celosia are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant celosia in Grand Ledge 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. Any later than that and your celosia may not have a chance to really do well. You can get started a little bit earlier by starting your celosia indoors.

Last Frost Date

In Grand Ledge the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Grand Ledge 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 Grand Ledge last frost occurs after April 15 be ready to cover your celosia if you have one of those late frosts.

USDA Zone Info for Grand Ledge

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 Grand Ledge

You may be interested in your other planting guides for Grand Ledge.