One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when it's the best time to plant chinese celery in Yankton 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.

You can plant chinese celery a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant chinese celery in Yankton 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. You probably don't want to wait any later than that or else 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

On average the last frost has passed is on April 15 in Yankton. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Yankton is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Yankton you get a frost after April 15 be ready to cover your chinese celery in the event of a surprise late frost.

USDA Zone Info for Yankton

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Yankton

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