21 May 2024

On this week’s episode, Monique discusses insects to consider treatments for at petal fall, Kerik give us the disease forecast, and Anna gives us our weekly update on tree phenology and degree day accumulation. Phenology & DDs for NY NEWA Stations from 1/1 - 5/20 Station || Stage || DD 43F || DD 50F || Rainfall (in) 5/13-20 Geneva || fruit sizing || 712 || 342 || 0.41 Highland (HVRL) || fruit sizing || 764 || 406 || 0.61 Clifton Park || fruit sizing || 650 || 338 || 0.51 Peru (Forrence) || petal fall || 541 || 265 || 0.77* Medina - Inland || fruit sizing || 714 || 376 || 1.49 Appleton North - Lake || fruit sizing || 597 || 281 || 0.39 Fairville (The Apple Shed) - Inland || fruit sizing || 661 || 336 || 0.33 Williamson (DeMarree) - Lake  || fruit sizing || 650 || 315 || 0.29 all DDs Baskerville-Emin, B.E __________________________________________________ Upcoming Pest Events Pest/Phenology Event || DD Base 43˚F || Approx. Date Full bloom (McIntosh) || 378 ± 35 || 10-May ± 6 days OBLR Overwintered Gen. Sample || Bloom Codling Moth Traps set out || Bloom Lesser appleworm – 1st catch || 420 ± 144 || 13-May ± 12 days American plum borer – 1st catch || 457 ± 64 || 16-May ± 7 days OFM – 1st flight peak || 369* ± 91* || 15-May ± 11 days Codling moth – 1st adult catch || 475 ± 85 || 18-May ± 7 days San Jose scale – 1st adult catch || 533 ± 88 || 21-May ± 8 days Cherry fruit fly traps set out || 20-May STLM – 1st sap-feeding mines observed || 472 ± 129 || 18-May ± 13 days _________________________________________________ Petal fall (McIntosh) || 479 ± 42 || 18-May ± 6 days Lesser appleworm – 1st flight peak || 569 ± 205 || 22-May ± 13 days Plum curculio – 1st oviposition scars observed || 555 ± 77 || 25-May ± 9 days Pear psylla – hardshell stage observed || 569 ± 87 || 22-May ± 9 days Lesser peachtree borer – 1st adult catch || 570 ± 94 || 24-May ± 8 days San Jose scale – 1st flight peak || 644 ± 89 || 29-May ± 8 days ERM Sample – 2.5 mites/leaf || 1-Jun OBLR traps set out || 1-Jun Black stem borer – 1st flight peak || 681 ± 170 || 1-Jun ± 9 days RBLR – 1st flight ending || 753 ± 140 || 2-Jun ± 8 days American plum borer – 1st flight peak || 784 ± 183 || 3-Jun ± 9 days Codling moth – 1st flight peak || 768 ± 206 || 3-Jun ± 12 days *Base temperature for OFM 45F