The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Coachella can be looked at to determine when to plant celeriac.

Planting Calendar for Celeriac

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

Since celeriac do well in moderate cold you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant celeriac in Coachella 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 celeriac and expect a good harvest is probably October. You probably don't want to wait any later than that or else your celeriac may not have a chance to grow to maturity. If you are starting your celeriac 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 February 15 in Coachella. You can expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that USDA zone info for Coachella is not always accurate and the actual date of last frost is different every year. Half of the time in Coachella there is a last frost after February 15 so make sure that you are ready to cover your celeriac in the event of one of those late frosts.

USDA Zone Info for Coachella

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 Coachella

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