Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of making a decision about when it's the best time to plant calliopsis is to look at the USDA zone info for Hickory.

Planting Calendar for Calliopsis

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

Since calliopsis do not do well in cold weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant calliopsis in Hickory 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 really do well. You can get started a few weeks earlier by starting your calliopsis indoors.

Last Frost Date

The average date of last frost is April 15 in Hickory. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Hickory may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Hickory there is a last frost after April 15 so just be sure to be ready to cover your calliopsis if you have a late frost.

USDA Zone Info for Hickory

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 Hickory

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