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Brown Spots in Radicchio
verifiedReviewed by the GreenScout Team
Radicchio is a red or variegated Italian chicory forming compact, firm heads with a pleasantly bitter flavor
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Radicchio care requirements
These care conditions are most relevant to brown spots in Radicchio. Check each one as a potential cause.
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Light
Full sun (6–8 hours daily) for head formation and color development; some shade in intense heat.
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Water
Keep soil consistently moist but not waterlogged. Water 2–3 times weekly; reduce frequency as heads mature.
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Humidity
Moderate humidity (45–60%) is optimal. High humidity may increase fungal disease risk.
symptoms
Symptoms to look for in Radicchio
- fiber_manual_recordBrown patches on leaves
- fiber_manual_recordCrispy brown areas
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Common causes in Radicchio
- fiber_manual_recordFungal leaf spot
- fiber_manual_recordSunburn
- fiber_manual_recordBacterial blight
- fiber_manual_recordCold damage
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How to diagnose brown spots in Radicchio
Sunburn: bleached patches facing light source. Fungal: brown spots with rings. Bacterial: water-soaked spots turning brown.
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How to treat brown spots in Radicchio
Remove affected leaves. Treat with appropriate fungicide or bactericide. Adjust light exposure.
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Preventing brown spots in Radicchio
Avoid direct midday sun. Improve air circulation. Water at soil level.