When to Plant Celosia in Hillside, IL

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Hillside you can determine when it's possible to plant celosia by looking at the USDA zone info.


Planting Calendar for Celosia

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

You can not plant celosia until after all chance of frost has passed because they require warm weather.

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 Hillside 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. You probably don't want to wait any later than that or else your celosia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your celosia indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Hillside. 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 Hillside 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 Hillside you get a frost after April 15 be ready to cover your celosia if you have a late frost.

USDA Zone Info for Hillside

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 Hillside

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