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 it's a good idea to plant millet in Flagstaff by looking at the USDA zone info.

Planting Calendar for Millet

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

It's not a good idea to plant millet until after the last frost because they do not do well in cold weather.

The earliest that you can plant millet in Flagstaff 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. Any later than that and your millet may not have a chance to really do well. Starting your millet indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Flagstaff. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Flagstaff may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Flagstaff you get surprised by a frost after April 15 so just be sure to be ready to cover your millet in the event of a late frost.

USDA Zone Info for Flagstaff

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Flagstaff

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