Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when it's possible to plant pumpkins in Crookston by looking at the USDA zone info.

Planting Calendar for Pumpkins

Frost tolerance for pumpkins:	Not tolerant of frost.
When to plant:	After the last frost.

Since pumpkins do not do well in cold weather you must wait until after the last frost before you can plant them.

The earliest that you can plant pumpkins in Crookston 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 pumpkins and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pumpkins may not have a chance to fully mature. Starting your pumpkins indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Crookston the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -30°F.

Remember that USDA zone info for Crookston may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Crookston it frosts late in the year after May 15 so make sure that you are prepared to protect your pumpkins in the event of one of those late frosts.

USDA Zone Info for Crookston

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 Crookston

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