One of the first steps you take when you are figuring out your gardening schedule is find your 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.

By referring to the USDA zone info for Mandan you should be able to determine when it's the best time to plant chicory.

Planting Calendar for Chicory

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

Chicory tend to make it in a little bit of cold which means that 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 chicory in Mandan 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 chicory and expect a good harvest is probably August. Any later than that and your chicory may not have a chance to grow to maturity. If you are starting your chicory indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Mandan. In the coldest months of winter you can expect an average low temperature of -30°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Mandan and it is different every year. Half of the time in Mandan you get surprised by a frost after May 15 so just be sure to be ready to cover your chicory in the event of one of those late frosts.

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.