One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Peoria it's possible to estimate when it's the best time to plant campanula.

Planting Calendar for Campanula

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

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

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

The last month that you can plant campanula and expect a good harvest is probably October. Any later than that and your campanula may not have a chance to fully mature. Starting your campanula indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Peoria. In the coldest months of winter you should expect an average low temperature of 25°F.

Just be sure to remember that USDA zone info for Peoria is just an average and the actual date of last frost will vary from year to year. Half of the time in Peoria last frost occurs after February 15 so always be ready to protect your campanula in the event of a surprise late frost.

USDA Zone Info for Peoria

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Peoria

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