When to Plant Cantaloupes in De Witt, IA

Before planting it is a good idea to find your USDA Zone info to estimate 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 cantaloupes in De Witt can be estimated by reviewing the USDA zone info.


Planting Calendar for Cantaloupes

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

Since cantaloupes require warm weather it is important to wait until after the last frost has passed before you can plant them.

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

The earliest that you can plant cantaloupes in De Witt 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 cantaloupes and expect a good harvest is probably August. If you wait any later than that and your cantaloupes may not have a chance to really do well. You can get started a little bit earlier by starting your cantaloupes indoors.

Last Frost Date

The average date of last frost is April 15 in De Witt. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for De Witt is an average the actual date of last frost changes from year to year. Since half of the time in De Witt last frost occurs after April 15 be ready to protect your cantaloupes if you have a late frost.

USDA Zone Info for De Witt

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in De Witt

You may be interested in your other planting guides for De Witt.