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.

The first chance to plant caladium in Glendale Heights should be estimated by looking at the USDA zone info.

Planting Calendar for Caladium

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

You can not plant caladium until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant caladium in Glendale Heights 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. You probably don't want to wait any later than that or else your caladium may not have a chance to fully mature. If you are starting your caladium indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Glendale Heights. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Glendale Heights is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Glendale Heights there is a last frost after April 15 be ready to cover your caladium if you have a surprise late frost.

USDA Zone Info for Glendale Heights

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 Glendale Heights

You may be interested in your other planting guides for Glendale Heights.