ZonePlant

Disease on crop

bacterial

Bacterial Spot of Pepper on sweet pepper

Xanthomonas euvesicatoria and X. perforans

Bacterial disease causing leaf spots and fruit blemishes on pepper and tomato. Severe in warm humid weather, transmitted via splashing water and seed.

Disease
Bacterial Spot of Pepper
Pathogen type
Bacterial
Crop
Sweet Pepper
Scientific name
Xanthomonas euvesicatoria and X. perforans

Bacterial Spot of Pepper on sweet pepper

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Symptoms on sweet pepper

  • Small dark angular leaf spots that may turn yellow
  • Defoliation in severe cases
  • Sunken corky lesions on fruit, especially on peppers
  • Lesions on stems and pedicels

IPM controls

  • Source clean seed and certified disease-free transplants
  • Drip irrigation rather than overhead
  • Wide spacing and staking for airflow
  • Copper sprays at first symptom and weekly during wet weather
  • Resistant varieties where available

Other crops affected by bacterial spot of pepper

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