One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Rockwall it's a good idea to estimate when to plant millet.

Planting Calendar for Millet

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

Millet are not cold tolerant which tells us that it is necessary to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant millet in Rockwall 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 grow to maturity. You can get started a couple of weeks earlier by starting your millet indoors.

Last Frost Date

On average the last frost is on March 15 in Rockwall. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Rockwall is an average the actual date of last frost will vary from year to year. Half of the time in Rockwall last frost occurs after March 15 so just be sure to be ready to cover your millet if you have a late frost.

USDA Zone Info for Rockwall

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Rockwall

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