One of the first steps you take when you are figuring out 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.

You can determine when it's the best time to plant chinese celery in Royse City by using 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 ok in moderate cold which tells us that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant chinese celery in Royse City 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. You can get started a couple of weeks earlier by starting your chinese celery indoors.

Last Frost Date

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

Remember that USDA zone info for Royse City is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Royse City you get surprised by a frost after March 15 so make sure that you are ready to cover your chinese celery if you have a late frost.

USDA Zone Info for Royse City

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 Royse City

You may be interested in your other planting guides for Royse City.