One of the best tools that you have as gardeners to help us determine 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.

A way of figuring out when it's a good idea to plant chard is to consult the USDA zone info for Fullerton.

Planting Calendar for Chard

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

Since chard are moderately cold tolerant you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant chard 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 chard and expect a good harvest is probably October. You probably don't want to wait any later than that or else your chard may not have a chance to fully mature. Starting your chard indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Fullerton the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Fullerton is just an average the actual date of last frost changes from year to year. Half of the time in Fullerton it frosts late in the year after January 31 so always be ready to cover your chard in the event of a 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.