Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. 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 Fullerton it's possible to determine when it's a good idea to plant thyme.

Planting Calendar for Thyme

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

Since thyme are very cold tolerant you can plant them a lot earlier in the year than other frost tender plants.

The earliest that you can plant thyme in Fullerton 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. If you wait any later than that and your thyme may not have a chance to really do well. You can get started a couple of weeks earlier by starting your thyme indoors.

Last Frost Date

On average all chance of frost has passed is on January 31 in Fullerton. In the coldest months of winter you can expect an average low temperature of 30°F.

Just be sure to remember that USDA zone info for Fullerton is not always accurate and the actual date of last frost is different every year. Since half of the time in Fullerton last frost occurs after January 31 be ready to cover your thyme in the event of a surprise late frost.

USDA Zone Info for Fullerton

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Fullerton

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