One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when you can plant millet in Colby by using the USDA zone info.

Planting Calendar for Millet

Frost tolerance for millet:	Not tolerant of frost.
When to plant:	After the last frost.

Since millet are not cold tolerant it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant millet in Colby is April. However, you really should wait until May 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. If you wait any later than that and your millet may not have a chance to really do well. You can get started a little bit earlier by starting your millet indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Colby. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that USDA zone info for Colby is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Colby last frost occurs after April 15 so be sure to be ready to protect your millet in the event of a late frost.

USDA Zone Info for Colby

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Colby

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