When to plant celeriac
Half-hardy · light frost OKCeleriacis keyed to your local frost dates. The offsets below hold anywhere — but the calendar dates they land on don’t. Enter your ZIP for dates tuned to your city’s nearest NOAA station.
Celeriac planting timeline
Half-hardy: tolerates a light frost but not a hard freeze — plant out around the last frost date.
Shop celeriac seeds →AFFILIATECeleriac planting FAQ
When should I start celeriac seeds indoors?
Start celeriac indoors 10–12 weeks before the last spring frost, so seedlings are ready to plant out once the weather warms.
Can I direct sow celeriac?
Celeriac is usually started indoors and transplanted rather than direct sown, for a reliable stand.
How long does celeriac take to grow?
Celeriac takes about 100–120 days from transplanting to harvest, depending on the variety and conditions.
Is celeriac frost-hardy?
Half-hardy: tolerates a light frost but not a hard freeze — plant out around the last frost date.
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Other crops
155 morePlanting windows are offsets from your local 1991–2020 NOAA frost normals. How we compute this.