When can I plant Celeriac in Zone 6b

One of the best tools that we have as gardeners to help us determine our gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

One way of estimating when it's the best time to plant celeriac is to refer to the USDA zone info for Zone 6b.


Planting Calendar for Celeriac

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

Since celeriac are moderately cold tolerant you can plant them a bit earlier in the year than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant celeriac
Possibly ok, but a risky time to plant celeriac
Probably not a good time to plant celeriac

The earliest that you can plant celeriac in Zone 6b 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 really do well. You can get started a little bit earlier by starting your celeriac indoors.

Last Frost Date

On average the last frost is on April 15 in Zone 6b. We should expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Zone 6b is an average and our actual date of last frost will vary from year to year. Since half of the time in Zone 6b we get a frost after April 15 be ready to cover your celeriac if we have one of those late frosts.

USDA Zone Info for Zone 6b

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 Low0°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 Zone 6b

You may be interested in our other planting guides for Zone 6b.