One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant bell peppers in Mandan should be determined by referring to the USDA zone info.

Planting Calendar for Bell Peppers

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

Since bell peppers are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant bell peppers in Mandan 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 bell peppers and expect a good harvest is probably August. If you wait any later than that and your bell peppers may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your bell peppers indoors.

Last Frost Date

In Mandan the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Mandan and it will vary from year to year. Half of the time in Mandan it frosts late in the year after May 15 so be sure to be ready to protect your bell peppers if you have a surprise late frost.

USDA Zone Info for Mandan

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 Mandan

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