Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Hopewell you can figure out when it's a good idea to plant celeriac by reviewing the USDA zone info.

Planting Calendar for Celeriac

Frost tolerance for celeriac:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Celeriac do well in moderate cold which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant celeriac in Hopewell is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant celeriac and expect a good harvest is probably September. Any later than that and your celeriac may not have a chance to grow to maturity. Starting your celeriac 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 Hopewell. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Hopewell is not always accurate the actual date of last frost will vary from year to year. Half of the time in Hopewell you get surprised by a frost after April 15 so just be sure to be ready to protect your celeriac in the event of one of those late frosts.

USDA Zone Info for Hopewell

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Hopewell

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