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

In Portales you can estimate when to plant chinese celery by looking at 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 well in very little 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 Portales 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 grow to maturity. You can get started a little bit earlier by starting your chinese celery indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Portales. You can expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Portales is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Portales it frosts late in the year after April 15 so make sure that you are prepared to cover your chinese celery in the event of one of those late frosts.

USDA Zone Info for Portales

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Portales

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