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When to Plant Chinese celery in Oroville, CA

The USDA Zone info is a great tool for gardeners to help us determine 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.

A common way of estimating when it's a good idea to plant chinese celery is to consult the USDA zone info for Oroville.


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 a tiny bit of cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chinese celery
Possibly ok, but a risky time to plant chinese celery
Probably not a good time to plant chinese celery

The earliest that you can plant chinese celery in Oroville 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. Any later than that and your chinese celery may not have a chance to fully mature. If you are starting your chinese celery indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Oroville. It might get as low as 25°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Oroville and it will vary from year to year. Half of the time in Oroville you get surprised by a frost after February 15 so make sure that you are ready to cover your chinese celery in the event of a surprise late frost.

USDA Zone Info for Oroville

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 Low25°F
Highest Expected Low30°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 Oroville

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