Category: Pests

AAA shares pest information regularly, so that industry professionals and the public can stay informed and help protect Hawaii's trees.

Jun 16

Pest of the Month April 2008 – Eucalyptus Longhorned Borer

Distribution: California.  Found by Mark Leon in Wahiawa Heights, Oahu Hosts:  Eucalyptus species, especially those under stress (e.g. – drought), orchids, monkeypods On Hawaii’s Noxious Pest list Reference: Pest Notes Publication 7425 University of California

Jun 16

Pest of the Month February 2008 – Glassy-winged Sharpshooter

Distribution:  Leeward Oahu Hosts:  monkeypod, java plum, haole koa, Plumeria, mountain apple, African tulip, lime, pummelo, kou, bottlebrush, Caribbean trumpet, hibiscus, gardenia, papaya, green/red ti, croton, crown flower, and oleander Damage: Can withdraw plant fluid 100-300 times its weight per day.  Releases tiny droplets as it does so, creating “leafhopper rain”. May leave a white …

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Jun 13

Pest of the Month November 2007 – Papaya Mealybug

Distribution: Major Hawaiian Islands.  Native to Mexico and Central America.  Also found through the Caribbean, in Florida, and Guam. Hosts: Papaya, plumeria, hibiscus, and Jatropha Damage: Chlorosis (yellowing), stunting, deformation, early leaf and fruit drop, and sooty mold growing on honeydew from the mealybug.  Heavy infestations can kill the plant. Biological Control: parasitic wasps, ladybugs. …

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