This week's topics: Season Long Woolly Apple Aphid Management, Apple Scab Projections, Blossom Blight Management, and our State of the State Update! Historical Phenology and Average Degree Day Accumulation Base 43 (for reference)Tight cluster (McIntosh) || 228 ± 27 || 27-Apr ± 7 daysPink (McIntosh) || 289 ± 26 || 3-May ± 7 daysFull bloom (McIntosh) || 378 ± 35 || 10-May ± 6 daysPetal fall (McIntosh) || 479 ± 42 || 18-May ± 6 days Phenology & DDs for NY NEWA Stations from 1/1 - 4/21Station || Stage || DD 43F || DD 50F ||Geneva (AgriTech North) || Pink || 219 || 90Highland (HVRL) || Pink || 282 || 134Clifton Park || 1/2" Green || 206 || 95Peru (Forrence) || Green Tip || 164 || 99Medina - Inland || Tight Cluster || 203 || 80Appleton North - Lake || Tight Cluster || 168 || 79Fairville (The Apple Shed) - Inland || Tight Cluster || 214 || 100Williamson (DeMarree) - Lake || Tight Cluster || 201 || 95*all DDs Baskerville-Emin, B.E Upcoming Pest EventsPest/Phenology Event || DD Base 43˚F || Approx. DateRosy apple aphid – 1st nymphs present || 189 ± 55 || 86 ± 30 || 25-Apr ± 7 daysSTLM – 1st adult catch || 168 ± 48 || 73 ± 28 || 20-Apr ± 9 daysSTLM – 1st egg observed || 208 ± 65 || 94 ± 36 || 27-Apr ± 5 days---Tight cluster (McIntosh) || 228 ± 27 || 105 ± 19 || 27-Apr ± 7 daysTarnished plant bug – 1st observed || 222 ± 105 || 105 ± 62 || 25-Apr ± 15 daysOBLR – 1st overwintered larvae observed || 236 ± 78 || 112 ± 48 || 29-Apr ± 7 daysBlack stem borer – 1st adult catch || 283 ± 50 || 137 ± 40 || 6-May ± 3 daysEuropean red mite – egg hatch observed || 284 ± 53 || 134 ± 34 || 6-May ± 4 days---Pink (McIntosh) || 289 ± 26 || 139 ± 21 || 3-May ± 7 daysOriental fruit moth – 1st adult catch || 229* ± 44* || 126 ± 33 || 2-May ± 8 daysRBLR – 1st flight peak || 303 ± 75 || 150 ± 48 || 4-May ± 9 daysSTLM – 1st flight peak || 337 ± 71 || 168 ± 45 || 7-May ± 8 days---Full bloom (McIntosh) || 378 ± 35 || 192 ± 25 || 10-May ± 6 days"OBLR Overwintered Gen. SampleCodling Moth Traps set out*Base temperature for OFM 45F Sprayer Calibration VideosJason Deveau, Sprayers101 https://sprayers101.com/articles/boom-sprayers/calibration/Andrew Landers Part I https://www.youtube.com/watch?v=6izHj0GF1rYAndrew Landers Part II https://www.youtube.com/watch?v=eAfEIjwg5HI WeatherNortheast Regional Climate Change Monthly Mapshttps://www.nrcc.cornell.edu/regional/monthly/monthly.htmlNOAA Climate Prediction Center (forecasts and outlooks)https://www.cpc.ncep.noaa.gov/products/forecasts/ NEWA and Pest ForecastingNEWA Help Desk Frequently Asked Questionshttps://help.nysipm.org/hc/en-us/categories/16994462926231-NEWA-Network-for-Environment-and-Weather-ApplicationsNEWA Help Desk Apple Insect, Disease, and Crop Management Forecastshttps://help.nysipm.org/hc/en-us/sections/17011505301783-Apple-Insect-Disease-and-Crop-Management-ForecastsQuick Guide for Apple Insect Pests https://help.nysipm.org/hc/en-us/articles/23290226665751-NEWA-Quick-Guide-for-Apple-Insect-PestsApple IPM Intensive Workshop playlist: https://www.youtube.com/playlist?list=PLoNb8lODb49vifrm9Tla4GmAVhlIL0527Apple Insect Targets and IPM Practices (including explanations of Degree Day calculations): https://youtu.be/NwyBAcvbpUs NY Tree Fruit Pest Monitoring Networkhttps://blogs.cornell.edu/treefruitpests/Interested in collaborating and contributing trap capture data? Contact Anna Wallis
[email protected] Orchard Scout Training webinar recording on the New York State Integrated Pest Management Program (NYSIPM) YouTube channel.https://www.youtube.com/watch?v=OtyOWCL1Q2AOnline Course, BF224: Tree Fruit Scouting.https://smallfarmcourses.com/p/bf-224-tree-fruit-scouting Cold Temperature and Frost RiskPicture Table of Critical Spring Temperatures for Tree Fruit Bud Development Stages https://www.canr.msu.edu/resources/picture-table-critical-spring-temperatures-for-tree-fruit-bud-development-stages
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