When to Plant Caladium in Clarendon Hills, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Clarendon Hills it's possible to figure out when to plant caladium.


Planting Calendar for Caladium

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

You should not plant caladium until after the last frost has passed because they are not cold tolerant.

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

The earliest that you can plant caladium in Clarendon Hills 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 caladium and expect a good harvest is probably August. Any later than that and your caladium may not have a chance to really do well. You can get started a little bit earlier by starting your caladium indoors.

Last Frost Date

In Clarendon Hills the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Just be sure to remember that USDA zone info for Clarendon Hills is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Clarendon Hills last frost occurs after April 15 so make sure that you are prepared to protect your caladium if you have one of those late frosts.

USDA Zone Info for Clarendon Hills

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 Clarendon Hills

You may be interested in your other planting guides for Clarendon Hills.