The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Grand Forks you can figure out when it's a good idea to plant cantaloupes 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.

It's a bad idea to plant cantaloupes until after the last frost because they require warm weather.

The earliest that you can plant cantaloupes in Grand Forks 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 really do well. Starting your cantaloupes indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Grand Forks. In the coldest months of winter you can expect an average low temperature of -30°F.

Just be sure to remember that USDA zone info for Grand Forks is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Grand Forks you get surprised by a frost after May 15 so just be sure to be ready to cover your cantaloupes in the event of a surprise late frost.

USDA Zone Info for Grand Forks

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Grand Forks

You may be interested in your other planting guides for Grand Forks.