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.

By using the USDA zone info for Calipatria you should be able to determine when you can plant thyme.

Planting Calendar for Thyme

Frost tolerance for thyme:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Thyme do well in cold which tells us that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant thyme in Calipatria 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 thyme and expect a good harvest is probably October. Any later than that and your thyme may not have a chance to fully mature. You can get started a little bit earlier by starting your thyme indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Calipatria. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Calipatria is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Calipatria you get surprised by a frost after February 15 be ready to protect your thyme in the event of a late frost.

USDA Zone Info for Calipatria

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 Calipatria

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