Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Caruthersville you can determine when you can plant calliopsis by checking out the USDA zone info.

Planting Calendar for Calliopsis

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

Since calliopsis require warm weather it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant calliopsis in Caruthersville 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 calliopsis and expect a good harvest is probably August. Any later than that and your calliopsis may not have a chance to grow to maturity. If you are starting your calliopsis indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Caruthersville. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Caruthersville may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Caruthersville you get surprised by a frost after April 15 so always be ready to cover your calliopsis if you have one of those late frosts.

USDA Zone Info for Caruthersville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Caruthersville

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