Pacific Pests, Pathogens and Weeds - Online edition

Pacific Pests, Pathogens, Weeds & Pesticides

Coconut leaf stripe (139)

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  • Narrow distribution. In the Philippines and Samoa. On coconut. A rare, but serious, disease of seedlings in Samoa, of unknown cause. Possibly, caused by bacteria.
  • Long, yellow streaks turning brown parallel to the veins, becoming a blight during several days of rain.
  • In Samoa, up to 50% death of Malayan Dwarf seedlings.
  • Cultural control: cover seedbeds with fronds to prevent rain splash; monitor, and remove infected seedlings as soon as seen; move the nursery to a different site; avoid the susceptible Malayan Dwarf and its hybrids.
  • Chemical control: prune infected leaves and spray with copper.
Common Name

Coconut leaf stripe

Scientific Name

Unknown; possibly a bacterial disease.

AUTHOR Grahame Jackson
Information (and Photo 1) Gerlach WWP (1988) Plant diseases of Western Samoa. Samoan German Crop Protection Project, Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) Gmbh, Germany; and from Rillo EP, et al. Philippine Coconut Authority, Guinobatan, Albay, Philippines. (

Produced with support from the Australian Centre for International Agricultural Research under project PC/2010/090: Strengthening integrated crop management research in the Pacific Islands in support of sustainable intensification of high-value crop production, implemented by the University of Queensland and the Secretariat of the Pacific Community.

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