One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Westchester you should be able to figure out when to plant chinese celery.

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 moderate cold which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant chinese celery in Westchester is March. However, you really should wait until April 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 August. Any later than that and your chinese celery may not have a chance to really do well. Starting your chinese celery indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Westchester. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Westchester may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Westchester you get a frost after April 15 be ready to cover your chinese celery if you have a surprise late frost.

USDA Zone Info for Westchester

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Westchester

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