When to Plant Cantaloupes in Sheldon, IA

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant cantaloupes in Sheldon should be estimated by referring to the USDA zone info.


Planting Calendar for Cantaloupes

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

Since cantaloupes require warm weather it's important to wait until after all chance of 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 Sheldon is May. However, you really should wait until June 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. Any later than that and your cantaloupes may not have a chance to grow to maturity. If you are starting your cantaloupes indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Sheldon. You can expect an average low temperature of -25°F in the coldest months of winter.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Sheldon and it will vary from year to year. Since half of the time in Sheldon last frost occurs after May 15 be ready to cover your cantaloupes in the event of a late frost.

USDA Zone Info for Sheldon

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Sheldon

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