When to Plant Celosia in Stone Park, IL

One of the best tools that you have as gardeners to help us estimate 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 the best time to plant celosia is to check out the USDA zone info for Stone Park.


Planting Calendar for Celosia

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

Celosia are not cold tolerant which means that you have to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant celosia
Possibly ok, but a risky time to plant celosia
Probably not a good time to plant celosia

The earliest that you can plant celosia in Stone Park 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 fully mature. If you are starting your celosia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Stone Park. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Stone Park may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Stone Park you get surprised by a frost after April 15 so make sure that you are prepared to cover your celosia if you have a late frost.

USDA Zone Info for Stone Park

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 Stone Park

You may be interested in your other planting guides for Stone Park.