Before planting it is a good idea to find your USDA Zone info to determine your garden 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 Zone 10b should be reviewed to estimate when it's possible to plant chinese chives.

Planting Calendar for Chinese chives

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

You can plant chinese chives a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant chinese chives in Zone 10b 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 chinese chives and expect a good harvest is probably October. Any later than that and your chinese chives may not have a chance to fully mature. If you are starting your chinese chives indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Zone 10b. It might get as low as 35°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Zone 10b is an average and the actual date of last frost is different every year. Half of the time in Zone 10b last frost occurs after January 31 so always be ready to protect your chinese chives in the event of a late frost.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Zone 10b

You may be interested in your other planting guides for Zone 10b.