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Plantwise Factsheets for Farmers

Anthracnose in Paprika

Colletotrichum capsici
Suriname

Recognize the problem

The symptoms are seen on leaves and fruits. On fruits there are soft spots of different sizes all over the fruits with small black dots within. On leaves you see black spots of different sizes, often with a white spot within.
The disease is more common during the rainy season, especially under shady conditions.
The area with paprika is increasing rapidly, as is this disease. The economic damage can be severe if action are not taken by the farmers. Anthracnose is caused by a fungus. The
disease is common among many farmers and on several soil types.

Background

The disease is spread rapidly in the wind by small seeds called spores.
The wind blows the spores from sick plants to healthy ones.
The disease occurs at any stage but causes the most damage in the flowering and harvesting stages.

Management

Prevention: immediately after transplanting make use of a fungicide. Azoxystrobin can be used effectively at a dosage of1,5 gram /ltr water
Curative:
  • Remove all infected plants
  • Alternate azoxystrobin with a copper-based fungicide such as copper oxychloride 3-3,5 gram /ltr water and repeat the treatment every 7 days
  • Soil treatment with captan may be helpful, although this should be tried out on a small field/bed first, with 3 gram /ltr water

When using a pesticide, always wear protective clothing and follow the instructions on the product label, such as dosage, timing of application, and pre-harvest interval.

The recommendations in this factsheet are relevant to: Suriname

Authors: Roel Druiventak
The Caribbean Institute
tel: 7191590 email: rdruiventak@live.nl
©CAB International. Published under a CC-BY-SA 4.0 licence.

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