
Ants and vine mealybug
Identification tip: Look for ants on vines to see if they are
tending mealybugs or scale. Note that bark was peeled away to expose
these vine mealybugs. |

Mealybug crawlers
Identification tip: Mealybugs can be found under bark on spurs. |

Mealybugs (Pseudococcus)
Identification tip: Overwinter as eggs or crawlers (grape
mealybug crawlers shown here) |

Cutworm
Identification tip: Cutworms feed on buds at night, hollowing
them out |

European fruit lecanium scale
Identification tip: Nymphs of European fruit lecanium, Parthenolecanium
corni, on a dormant
twig |

Spider mites
Identification tip: Overwintering pacific mite females are orange
and found under loose bark of the spur tip. (Adult males are not present
in the winter.) |