ZonePlant

Disease on crop

fungal

White Mold on cabbage

Sclerotinia sclerotiorum

Fungal disease that produces fluffy white mycelium on stems and lower leaves. Forms hard black sclerotia (resting bodies) that survive 5+ years in soil.

Disease
White Mold
Pathogen type
Fungal
Crop
Cabbage
Scientific name
Sclerotinia sclerotiorum

White Mold on cabbage

Detailed guidance for this section is being prepared. Check back soon.

Symptoms on cabbage

  • White cottony growth on stems and lower foliage
  • Hard black BB-sized resting bodies (sclerotia) inside affected stems and on soil
  • Wilting and collapse of affected plants
  • Most severe in cool wet weather and dense canopies

IPM controls

  • Wide spacing and pruning for airflow
  • Avoid overhead irrigation
  • Crop rotation away from susceptible hosts for 4+ years
  • Deep tillage buries sclerotia where they cannot germinate
  • Cover crops of grasses or grains break the disease cycle

Other crops affected by white mold

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