Crop type: Celeriac
Apium graveolens var. rapaceum ‘Prinz’
Common name: Celeriac ‘Prinz’
Crop slug: celeriac
This Allotment Pro editorial draft summarises the cited RHS cultivar profile. Check the source and adjust cultivation decisions for local conditions.RHS cultivar profile
1 - Overview
‘Prinz’ is a high-quality celeriac forming a round, smooth swollen stem with crisp white flesh beneath upright green leaves. It has a strong celery-like flavour and is versatile in the kitchen, suitable both raw in salads and cooked. Harvest begins from September onward.
2 - Size
- Ultimate height
- 0.1–0.5 metres
- Ultimate spread
- 0.1–0.5 metres
- Time to ultimate size
- 1–2 years
As a vegetable crop, it is normally harvested during its first growing cycle.
3 - Growing conditions
- Suitable soils
- Loam and sand
- Moisture
- Moist but well-drained
- Soil pH
- Acid, neutral or alkaline
The stem develops best in rich soil that retains consistent moisture while draining freely.
4 - Position and hardiness
- Light
- Full sun
- Aspect
- South- or west-facing
- Exposure
- Sheltered
- Hardiness
- H4 — hardy through an average UK winter
Provide full sun and shelter, particularly while young plants establish after transplanting.
5 - Colour and seasonal interest
No seasonal colour values are assigned. Its key visual traits are a round smooth pale stem, white interior flesh and columnar green foliage.
6 - Botanical details
- Family
- Apiaceae
- Native to Great Britain and Ireland
- No
- Foliage
- Deciduous
- Habit
- Columnar and upright
- Name status
- Accepted
- Potentially harmful
- Plant sap may harm skin in sunlight; wear gloves and protective clothing when handling
Genus
Apium includes annual, biennial and perennial herbs with divided or pinnate leaves and tiny white summer flowers arranged in umbels.
7 - How to grow
Cultivation
Grow in full sun in fertile, well-drained but moisture-retentive soil enriched with plenty of organic matter. Keep water available throughout the growing season and leave the crown at soil level so the round stem expands cleanly.
Propagation
Propagate by seed, normally started indoors in early spring.
Pruning
No pruning is required. Remove only collapsed outer leaves during normal crop maintenance.
Pests
Plants may be susceptible to carrot fly and celery leaf-mining fly.
Diseases
Plants may be susceptible to celery leaf spot.