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.

It's a good idea to figure out when you can plant celeriac by referring to the USDA zone info for Bellevue.

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 plant them a little bit earlier than more sensitive plants.

The earliest that you can plant celeriac in Bellevue 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. You probably don't want to wait any later than that or else your celeriac may not have a chance to fully mature. You can get started a few weeks earlier by starting your celeriac indoors.

Last Frost Date

In Bellevue the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Bellevue is just an average and the actual date of last frost will vary from year to year. Half of the time in Bellevue there is a last frost after April 15 so just be sure to be ready to cover your celeriac in the event of a surprise late frost.

USDA Zone Info for Bellevue

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Bellevue

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