One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The first opportunity to plant caladium in Lake Geneva can be estimated by referring to the USDA zone info.

Planting Calendar for Caladium

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

Since caladium are not cold tolerant it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant caladium in Lake Geneva 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 fully mature. You can get started a couple of weeks earlier by starting your caladium indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Lake Geneva. 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 Lake Geneva is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Lake Geneva you get a frost after April 15 so just be sure to be ready to protect your caladium in the event of a late frost.

USDA Zone Info for Lake Geneva

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 Lake Geneva

You may be interested in your other planting guides for Lake Geneva.