The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of determining when it's possible to plant chinese celery is to use the USDA zone info for Havelock.

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 are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant chinese celery in Havelock 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 fully mature. If you are starting your chinese celery indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Havelock. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Havelock is an average the actual date of last frost changes from year to year. Half of the time in Havelock you get surprised by a frost after March 15 so make sure that you are prepared to protect your chinese celery if you have a surprise late frost.

USDA Zone Info for Havelock

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Havelock

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