One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant chicory in Rohnert Park can be determined by looking at the USDA zone info.

Planting Calendar for Chicory

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

Since chicory are moderately cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chicory in Rohnert Park 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 chicory and expect a good harvest is probably October. You probably don't want to wait any later than that or else your chicory may not have a chance to really do well. Starting your chicory indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Rohnert Park the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Keep in mind that USDA zone info for Rohnert Park may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Rohnert Park there is a last frost after February 15 so always be ready to cover your chicory if you have a surprise late frost.

USDA Zone Info for Rohnert Park

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 Rohnert Park

You may be interested in your other planting guides for Rohnert Park.