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How to Grow Cime di Rapa

Brassica rapa subsp. sylvestris

Hardy Cool Season Continuous Harvest

Cime di rapa is a fast-growing Italian leafy vegetable harvested for its tender shoots and flower buds. Direct sow in autumn or early spring into fertile, moist soil. Thin seedlings to 25 cm apart and keep well watered. Harvest young shoots and unopened flower buds before they fully open — the bitterness mellows with cooking. Successive sowings extend the season from autumn through spring in mild climates.

When to Start

Direct sow outdoors as soon as soil reaches 5°C — typically early to mid spring. Hardy enough to tolerate light frosts.

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Growth Stages

Sow seeds
Day 0
Germination
~7 days
Flowering
~45 days
Harvest
~60 days
Seed to harvest
~60 days

Approximate days from start

Care Essentials

  • Cime di rapa bolts quickly in heat. Sow in succession from late summer through early spring for a continuous harvest. The bitterness is a feature, not a flaw; it mellows with blanching or slow cooking.
  • Harvest young shoots and flower buds when buds are tight and green, before any yellow petals show. Cut stems 10-15 cm long. Regular harvesting encourages new side shoots.

Growing Conditions

Germination temperature
7–20°C

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Spacing & Planting

Plant spacing 25 cm
Row spacing 30 cm
Sow depth 1 cm
Mature height 50 cm
Mature spread 30 cm

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Growing Conditions

Germination temperature7–20°C
Base growth temperature5°C

Frequently Asked Questions

How far apart should I plant Cime di Rapa?
Plant Cime di Rapa 25cm apart with 30cm between rows.
Is Cime di Rapa frost hardy?
Cime di Rapa is classified as Hardy.

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