One of the first steps you take when you are estimating 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.

By looking at the USDA zone info for Hyattsville it's a good idea to estimate when to plant chinese celery.

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.

Since chinese celery are barely cold tolerant you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chinese celery in Hyattsville 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. You can get started a few weeks earlier by starting your chinese celery indoors.

Last Frost Date

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

Since the USDA zone info for Hyattsville is just an average the actual date of last frost is different every year. Since half of the time in Hyattsville there is a last frost after April 15 be ready to protect your chinese celery if you have a late frost.

USDA Zone Info for Hyattsville

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 Hyattsville

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