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.

A way of making a decision about when it's possible to plant chinese celery is to consult the USDA zone info for Suffern.

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

The earliest that you can plant chinese celery in Suffern 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. If you wait any later than that and your chinese celery may not have a chance to really do well. You can get started a few weeks earlier by starting your chinese celery indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Suffern. You can expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Suffern may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Suffern it frosts late in the year after April 15 so just be sure to be ready to cover your chinese celery if you have one of those late frosts.

USDA Zone Info for Suffern

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Suffern

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