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

The first opportunity to plant chard in Bismarck should be figured out by using the USDA zone info.

Planting Calendar for Chard

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

Since chard are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant chard 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 chard and expect a good harvest is probably August. Any later than that and your chard may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chard indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Bismarck is an average and the actual date of last frost will vary from year to year. Since half of the time in Bismarck it frosts late in the year after May 15 be ready to cover your chard if you have one of those late frosts.

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.