When to Plant Celeriac in Carnegie, PA

One of the first steps you take when you are getting a good idea 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.

In Carnegie you can determine when to plant celeriac by looking at 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.

Since celeriac do well in moderate cold you can plant them a little bit earlier in the year than plants that are more sensitive to the cold.

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 Carnegie 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. You can get started a little bit earlier by starting your celeriac indoors.

Last Frost Date

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

Keep in mind that USDA zone info for Carnegie is not always accurate and the actual date of last frost changes from year to year. Half of the time in Carnegie there is a last frost after April 15 so always be ready to cover your celeriac in the event of a late frost.

USDA Zone Info for Carnegie

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 Carnegie

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