One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

You should be able to determine when you can plant pumpkins by using the USDA zone info for Champlin.

Planting Calendar for Pumpkins

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

You should not plant pumpkins until after the last frost because they do not do well in cold weather.

The earliest that you can plant pumpkins in Champlin 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. Any later than that and your pumpkins may not have a chance to grow to maturity. You can get started a little bit earlier by starting your pumpkins indoors.

Last Frost Date

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

Remember that USDA zone info for Champlin may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Champlin you get surprised by a frost after May 15 be ready to protect your pumpkins in the event of a late frost.

USDA Zone Info for Champlin

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 Champlin

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