David Owens, Extension Entomologist, owensd@udel.edu Vineyards Continue monitoring for Japanese beetle defoliation. This year we are trapping for grape root borer and have caught moths in all vineyards we are monitoring except for one that is using mating disruption on… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Plum Curculio is active and moving into smaller, or less intensively managed blocks. Peach shuck split is a good time to control them if you are at risk. We caught 17 codling moths last… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Tree Fruit Scout for plum curculio. We have accumulated enough degree days to where they should be laying eggs. First egg lay occurs around 240–300 degree days; peak egg lay is predicted at 380-390 degree… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Plum curculio is active. Be on the lookout for crescent-moon shaped oviposition scars on fruit. While adults are active and fruit needs to be protected soon after petal fall and peach shuck split, cool weather… Continue Reading
Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Congratulations to Sylvie Childress for correctly identifying the ovipositioning scar and larva in the photos below as plum curculio and for being selected to be entered into the end of season… Continue Reading
