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

The first chance to plant chinese celery in West Covina can be estimated by reviewing the USDA zone info.

Planting Calendar for Chinese celery

Frost tolerance for chinese celery:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chinese celery do ok in some cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant chinese celery in West Covina is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant chinese celery and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chinese celery may not have a chance to really do well. You can get started a little bit earlier by starting your chinese celery indoors.

Last Frost Date

The average date of last frost is January 31 in West Covina. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for West Covina is an average the actual date of last frost changes from year to year. Since half of the time in West Covina you get a frost after January 31 be ready to cover your chinese celery in the event of a surprise late frost.

USDA Zone Info for West Covina

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 West Covina

You may be interested in your other planting guides for West Covina.