When to Plant Cantaloupes in Rochester, MN

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Rochester you will be able to estimate when it's a good idea to plant cantaloupes.


Planting Calendar for Cantaloupes

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

Cantaloupes do not do well in cold weather which means that it's important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
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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 Rochester 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. If you wait any later than that and your cantaloupes may not have a chance to fully mature. If you are starting your cantaloupes indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Rochester may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Rochester you get surprised by a frost after May 15 be ready to protect your cantaloupes if you have a surprise late frost.

USDA Zone Info for Rochester

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 Rochester

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