Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Idaho Falls should be looked at to estimate when it's a good idea to plant millet.

Planting Calendar for Millet

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

You can not plant millet until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant millet in Idaho Falls 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. You probably don't want to wait any later than that or else your millet may not have a chance to grow to maturity. If you are starting your millet indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Idaho Falls. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Idaho Falls is an average and the actual date of last frost is different every year. Since half of the time in Idaho Falls last frost occurs after April 15 be ready to cover your millet if you have a late frost.

USDA Zone Info for Idaho Falls

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Idaho Falls

You may be interested in your other planting guides for Idaho Falls.