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When to Plant Chrysocephalum in Glen Carbon, IL

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when it's possible to plant chrysocephalum is to use the USDA zone info for Glen Carbon.


Planting Calendar for Chrysocephalum

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

Chrysocephalum are not cold tolerant which tells us that it's necessary to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant chrysocephalum in Glen Carbon 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 chrysocephalum and expect a good harvest is probably August. Any later than that and your chrysocephalum may not have a chance to fully mature. If you are starting your chrysocephalum indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Glen Carbon. You can expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Glen Carbon may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Glen Carbon you get a frost after April 15 so make sure that you are ready to protect your chrysocephalum in the event of a late frost.

USDA Zone Info for Glen Carbon

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Glen Carbon

You may be interested in your other planting guides for Glen Carbon.