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.

The USDA zone info for Childress should be read to estimate when it's the best time to plant ageratum.

Planting Calendar for Ageratum

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

Ageratum are not cold tolerant which means that you need to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant ageratum in Childress 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 ageratum and expect a good harvest is probably August. If you wait any later than that and your ageratum may not have a chance to grow to maturity. Starting your ageratum indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Childress. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Childress is not always accurate the actual date of last frost will vary from year to year. Half of the time in Childress you get a frost after April 15 so just be sure to be ready to protect your ageratum in the event of a surprise late frost.

USDA Zone Info for Childress

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Childress

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