Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to determine when to plant millet by reviewing the USDA zone info for Belle Fourche.

Planting Calendar for Millet

Frost tolerance for millet:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since millet require warm weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant millet in Belle Fourche 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 millet and expect a good harvest is probably August. You probably don't want to wait any later than that or else your millet may not have a chance to fully mature. If you are starting your millet indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on May 15 in Belle Fourche. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Belle Fourche is just an average the actual date of last frost is different every year. Since half of the time in Belle Fourche you get surprised by a frost after May 15 be ready to protect your millet if you have a late frost.

USDA Zone Info for Belle Fourche

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Belle Fourche

You may be interested in your other planting guides for Belle Fourche.