How to Grow Celeriac

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Apium graveolens var. rapaceum

A root vegetable grown for its swollen stem base with intense celery flavour. Requires a long growing season and consistent moisture — one of the most demanding vegetables, but deeply rewarding.

Last updated: June 2026

Days to Maturity
100–120 days
typical
Per Square Foot
1
Plant Spacing
30 cm / 12"
Sun
6+ hours
Water
1.5" / 38 mm
Fertilization
heavy feeder

Growing Notes

Start indoors 10–12 weeks before last frost. Transplant after last frost. Keep soil consistently moist — drought stress causes woody texture. Trim side roots as the bulb develops. Harvest after light frost for best flavour.

Popular Varieties

1 celeriac cultivars in our catalog.

Brilliant
110–120 days Hybrid
Harvest
once
Seed viability
3 years

Square Foot Spacing

1 per sq ft

12" apart (entire square)

View full spacing chart →

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