Grape cane gallmaker

Insect

Grape cane gallmaker

Ampeloglypter sesostris (LeConte)

Curculionidae: Coleoptera

Photos

Evidence of damage on old wood.

The adult is a dark brown snout beetle about 1/8 inch (4 mm) long that looks like the grape cane girdler. The legless grub is white with a brown head and slightly larger when full grown.

  • Crops Affected: grapes

    Damage

    This insect produces noticeable red galls on new shoot growth just above nodes. The majority of galls are beyond the fruit clusters and cause little yield loss. Canes with galls can still produce a crop the following year.

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