One of the best tools that you have as gardeners to help us figure out 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.

A way of determining when you can plant caladium is to look at the USDA zone info for Nappanee.

Planting Calendar for Caladium

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

Since caladium are not cold tolerant you have to wait until after the last frost before you can plant them.

The earliest that you can plant caladium in Nappanee 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 grow to maturity. Starting your caladium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Nappanee. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Nappanee and it changes from year to year. Half of the time in Nappanee last frost occurs after April 15 so always be ready to protect your caladium in the event of one of those late frosts.

USDA Zone Info for Nappanee

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 Nappanee

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