One of the first steps you take when you are getting a good idea your gardening schedule is find your 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 earliest that you can plant caladium in Roselle can be estimated by checking out 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 require warm weather it is necessary to wait until after the last frost when the weather gets warmer before you can plant them.

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

Last Frost Date

In Roselle the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Roselle is just an average the actual date of last frost will vary from year to year. Since half of the time in Roselle you get a frost after April 15 be ready to protect your caladium if you have a late frost.

USDA Zone Info for Roselle

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 Roselle

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