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.

A common way of estimating when to plant calliopsis is to look at the USDA zone info for Raymore.

Planting Calendar for Calliopsis

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

Since calliopsis do not do well in cold weather it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant calliopsis in Raymore 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. You probably don't want to wait any later than that or else your calliopsis may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your calliopsis indoors.

Last Frost Date

The average date of last frost is April 15 in Raymore. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Raymore is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Raymore you get surprised by a frost after April 15 so always be ready to cover your calliopsis in the event of a surprise late frost.

USDA Zone Info for Raymore

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 Raymore

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