Week of July 28 – August 1 Scouting Report Summary


  • Apples: Fruit is developing.  Some codling moth larvae were found in some fruit this week.  Aphids and red mites remained at low levels.  There was an increase in codling moths caught in pheromone traps in some orchards, enough to trigger another biofix date.  Apple maggot trap numbers remain at 0.
  • Grapes:  Scouts noted symptoms of grape black rot and powdery mildew in some locations.  Light to moderate defoliation due to Japanese beetle feeding has been found across vineyards.  The second generation flight of grape berry moth continues, moths were being caught in traps.  Growers should be applying an insecticide control for grape berry moth the week of August 4.
  • Brambles, Blackberries and Raspberries: Spotted Wing Drosophila (SWD) were again caught in traps this week from traps set in raspberries and blueberries.  Growers are advised to start a preventative spray program for ripening berries.
  • Blueberries:  Harvest continues for mid-season blueberries.  SWD have been found in blueberry traps.  Growers with ripening fruit should consider a preventative spray program.  Blueberry maggot traps have remained at 0.

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