When to Plant Cantaloupes in Marengo, IL

One of the first steps you take when you are estimating 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.

It's a good idea to figure out when to plant cantaloupes by using the USDA zone info for Marengo.


Planting Calendar for Cantaloupes

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

Since cantaloupes are not cold tolerant it's necessary 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 Marengo 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 couple of weeks earlier by starting your cantaloupes indoors.

Last Frost Date

In Marengo the average date of last frost happens on April 15. 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 not always accurate because it is based on the USDA zone info for Marengo and it is different every year. Half of the time in Marengo there is a last frost after April 15 so make sure that you are ready to protect your cantaloupes if you have a surprise late frost.

USDA Zone Info for Marengo

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 Marengo

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