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Horticultural crops :: Spices:: Nutmeg

Leaf spot and shot hole: Colletotrichum gloeosporioides

Symptoms

  • Sunken spots surrounded by a yellow halo are the initial symptoms.
  • Subsequently the central portion of the necrotic region drops off resulting in shot hole symptoms.
  • Dieback symptoms are also observed in some of the mature branches.
  • On young seedlings drying of the leaves and subsequent defoliation are seen.
Sunken spots Necrotic region Drying of leaves
Management
  • The disease can be controlled by spraying 1% Bordeaux mixture two or three times during rainy season.

Image Source:

http://www.kissankerala.net:8080/KISSAN-CHDSS/English/Nutmeg.htm


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