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Brown Rot

Fungal

Plant disease guide — symptoms, causes, treatment, and prevention.

symptoms

Symptoms

  • circleBrown, soft rot spreading across fruit
  • circleGrey-brown fuzzy spore masses on fruit surface
  • circleWilting and dieback of blossoms and twigs
help

Causes

Caused by Monilinia fungi, which infect blossoms and fruit especially after wet weather during flowering, spreading via wind and rain-splashed spores and through wounds in the fruit skin.

healing

Treatment

Remove and destroy all infected fruit and mummified fruit left on the tree, prune out blighted twigs, and apply fungicide sprays timed around bloom in wet seasons.

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Prevention

Thin fruit to improve airflow, avoid fruit injury from pests, and clear fallen and mummified fruit each season.

Brown Rot — Plant Disease Guide | GreenScout