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Downy Mildew in Rocket

How to identify and treat downy mildew in Rocket.

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Rocket care requirements

water
Keep soil consistently moist but not waterlogged. Water regularly, especially during dry spells, providing 1–1.5 inches per week. Reduce watering slightly in cooler months.
soil
Well-draining, fertile soil rich in organic matter. Aim for pH 6.0–7.0. Rocket tolerates poor soil but yields better leaves with compost or aged manure incorporated.
light
Full sun to partial shade; 6–8 hours of direct light daily. Light afternoon shade helps prevent bolting in warm climates.
symptoms

Symptoms to look for in Rocket

  • fiber_manual_recordYellow patches on upper leaf surface
  • fiber_manual_recordGrey-purple fuzzy growth on undersides
  • fiber_manual_recordWilting
help

Common causes in Rocket

Caused by Peronospora and Pseudoperonospora species. Spreads in cool, humid conditions.

healing

How to treat downy mildew in Rocket

Remove affected material. Apply copper fungicide or phosphonate.

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Preventing downy mildew in Rocket

Avoid overcrowding. Water in morning. Choose resistant varieties.

Downy Mildew in Rocket — Symptoms & Treatment | GreenScout