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

In Ypsilanti you can estimate when it's a good idea to plant celery by checking out the USDA zone info.

Planting Calendar for Celery

Frost tolerance for celery:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Celery can survive in very little cold which means that you can plant them slightly earlier in the year than other plants that might not handle the cold.

The earliest that you can plant celery in Ypsilanti 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 celery and expect a good harvest is probably August. If you wait any later than that and your celery may not have a chance to fully mature. Starting your celery indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Ypsilanti. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Ypsilanti is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Ypsilanti you get a frost after April 15 so make sure that you are ready to protect your celery if you have a surprise late frost.

USDA Zone Info for Ypsilanti

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Ypsilanti

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