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.

By reviewing the USDA zone info for Chillicothe it's a good idea to figure out when you can plant columbine.

Planting Calendar for Columbine

Frost tolerance for columbine:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant columbine a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant columbine in Chillicothe is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant columbine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your columbine may not have a chance to fully mature. If you are starting your columbine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Chillicothe. You can expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Chillicothe is not always accurate and the actual date of last frost is different every year. Half of the time in Chillicothe you get a frost after April 15 so just be sure to be ready to cover your columbine if you have one of those late frosts.

USDA Zone Info for Chillicothe

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 Chillicothe

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