David Owens, Extension Entomologist, owensd@udel.edu Vineyards Grape root borer has begun emerging from the soil! If you have pheromone traps or mating disruption or both, deploy them ASAP. Start scouting at the end of next week for pupal cases around… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Vineyards Grape root borer will soon begin emerging from the soil. In previous years we have found them in mid-July. Now is a good time to deploy monitoring traps and mating disruption dispensers (available from… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Tree Fruit As mentioned previously, we did not have any San Jose scale traps out this year. However, if we assume that adult male flight occurred around April 15, then we will have accumulated 600… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu San Jose Scale A few weeks ago, I discussed San Jose Scale crawler timing. Although we did not have pheromone traps out this year, we can estimate based on previous years and relative apple phenology… Continue Reading
