The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Bismarck you can figure out when you can plant poppies by referring to the USDA zone info.

Planting Calendar for Poppies

Frost tolerance for poppies:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Poppies do well in moderate cold which means that you can plant them a little bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant poppies in Bismarck is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant poppies and expect a good harvest is probably August. If you wait any later than that and your poppies may not have a chance to really do well. If you are starting your poppies indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Bismarck may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Bismarck you get a frost after May 15 be ready to cover your poppies in the event of a late frost.

USDA Zone Info for Bismarck

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 Bismarck

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