One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Bismarck can be looked at to figure out when to plant baby blue eyes.

Planting Calendar for Baby Blue Eyes

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

Since baby blue eyes 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 frost tender plants.

The earliest that you can plant baby blue eyes 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 baby blue eyes and expect a good harvest is probably August. You probably don't want to wait any later than that or else your baby blue eyes may not have a chance to really do well. You can get started a couple of weeks earlier by starting your baby blue eyes indoors.

Last Frost Date

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

Remember that USDA zone info for Bismarck is just an average and the actual date of last frost changes from year to year. Half of the time in Bismarck last frost occurs after May 15 so make sure that you are prepared to protect your baby blue eyes if you have 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.