Before planting it is a good idea to find your USDA Zone info to determine 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.

It's a good idea to determine when to plant calibrachoa by checking out the USDA zone info for Jefferson City.

Planting Calendar for Calibrachoa

Frost tolerance for calibrachoa:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since calibrachoa do ok in moderate cold you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant calibrachoa in Jefferson City is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant calibrachoa and expect a good harvest is probably August. You probably don't want to wait any later than that or else your calibrachoa may not have a chance to fully mature. Starting your calibrachoa indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Jefferson City. You should expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Jefferson City is just an average and the actual date of last frost is different every year. Half of the time in Jefferson City you get a frost after April 15 so always be ready to cover your calibrachoa in the event of a late frost.

USDA Zone Info for Jefferson City

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 Jefferson City

You may be interested in your other planting guides for Jefferson City.