Rutgers Cooperative Extension
This PPA has four updates: Growing Degree-day Update GDD50 2nd generation scale insect hatch / crawler growing degree-day targets Tuliptree and Magnolia scale insect activity and notes on treatment Late summer boxwood blight considerations (1) Growing Degree-days as of 8/5/2020 (Weather station selected for each location. Ex: NJ50 = Upper Deerfield) Upper Deerfield (NJ50)= 2242 GDD50 […]
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Note: Due to the disruption caused by tropical storm Isaias, IPM technicians were unable to reach a number of blacklight and pheromone traps in the southern counties. Maps in this edition are representations of data from contributing traps. Sweet Corn European corn borer (ECB) adults remain very low, with only a few traps in the […]
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Grapes: Spotted Wing Drosophila (SWD): The spotted wing drosophila is an invasive fruit fly which can infest sound ripe thin-skinned fruit. The SWD female has a saw-like ovipositor which she uses to literally saw through healthy skin and deposit her eggs, which develop into small maggots. At this time of year each generation takes slightly […]
Continue reading...You’ve probably heard it by now. The National Oceanic and Atmospheric Administration (NOAA) predicts an above-normal Atlantic hurricane season for 2020. NOAA predicts “a 60% chance of an above-normal season, a 30% chance of a near-normal season and only a 10% chance of a below-normal season.” This translates to 6-10 hurricanes (>= 74 mph winds), […]
Continue reading...Please follow the the link below the program agenda, to attend the Wine Grape Twilight – II meeting, scheduled on August 5 (Wed), 6 pm – 7:30 pm. There is no registration requirement for this meeting. Growers Questions and Discussions: My vineyard could be developing resistance to Downy Mildew (DM) spray. What should I do […]
Continue reading...No reports of Late blight in region. To track the progress of Late blight in the US please click here. Cucurbit downy mildew remains active on cucumber in southern New Jersey. There have been no reports of CDM in other cucurbit crops in the region to date. For a review of CDM control please click […]
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