23 July 2024

On this week’s episode of scaffolds, I talk starting to think about BMSB, Kerik talks about apple scab symptoms on the fruit versus the leaves and disease forecasting for marsonina, powdery mildew and fire blight, and anna gives us our state of the state update on degree day accumulation and trap captures! _____________________________________________ Phenology & DDs for NY NEWA Stations from 1/1 - 7/22 Station || Stage || DD 43F || Rainfall (in) Geneva || fruit sizing || 2435 || 1.37 Highland (HVRL) || fruit sizing || 2603 || 1.97 Clifton Park || fruit sizing || 2444 || 1.31 Peru (Forrence) || fruit sizing || 2151 || 1.6 Medina - Inland || fruit sizing || 2355 || 1.26 Appleton North - Lake || fruit sizing || 2207 || 0.67 Fairville (The Apple Shed) - Inland || fruit sizing || 2312 || 1.48 Williamson (DeMarree) - Lake  || fruit sizing || 2344 || 1.9 *all DDs Baskerville-Emin, B.E _________________________________________________ Upcoming Pest Events Pest/Phenology Event || DD Base 43˚F || Approx. Date Apple Maggot Traps Set Out (in orchard) || 1-Jul" ERM Sample – 5.0 mites/leaf || 1-Jul Comstock mealybug tape traps set out || July 1 (ENY), July 15 (WNY) OFM – 2nd flight starting || 1180* ± 136* || 29-Jun ± 5 days OBLR Summer Gen. 1st Sample || 10-Jul ± 5 days STLM Summer Gen. 1st Sample || 9-Jul ± 7 days RBLR – 2nd flight starting || 1367 ± 105 || 29-Jun ± 6 days AM – 1st catch || 1509 ± 285 || 4-Jul ± 12 days Lesser peachtree borer – peak catch || 1234 ± 470 || 25-Jun ± 19 days STLM – 2nd flight peak || 1563 ± 207 || 6-Jul ± 8 days Codling moth – 1st flight ending || 1557 ± 262 || 6-Jul ± 12 days Peachtree borer – peak catch || 1579 ± 465 || 7-Jul ± 19 days Lesser appleworm – 2nd flight starting || 1768 ± 339 || 14-Jul ± 12 days OFM – 2nd flight peak || 1450* ± 147* || 11-Jul ± 9 days American plum borer – 2nd flight starting || 1850 ± 290 || 16-Jul ± 11 days RBLR – 2nd flight peak || 1721 ± 232 || 13-Jul ± 7 days San Jose scale – 2nd flight starting || 1804 ± 170 || 15-Jul ± 8 days Codling moth – 2nd flight starting || 1887 ± 313 || 20-Jul ± 13 days Dogwood borer – peak catch || 1611 ± 226 || 8-Jul ± 10 days STLM – 2nd flight ending || 2167 ± 177 || 28 Jul ± 8 days American plum borer – 2nd flight peak || 2290 ± 285 || 1-Aug ± 8 days OFM – 2nd flight ending || 2044* ± 233* || 31-Jul ± 7 days ERM Sample – 7.5 mites/leaf || 1-Aug" Cherry fruit fly traps in || 1-Aug San Jose scale – 2nd flight peak || 2312 ± 174 || 3-Aug ± 9 days Apple maggot – peak flight || 2394 ± 247 || 6-Aug ± 10 days Codling moth – 2nd flight peak || 2327 ± 349 || 6-Aug ± 13 days RBLR – 2nd flight ending || 2419 ± 273 || 7-Aug ± 10 days STLM – 3rd flight starting || 2420 ± 196 || 6-Aug ± 7 days Comstock mealybug – 2nd gen. crawlers emerging || 2429 ± 195 || 8-Aug ± 12 days OBLR –2nd flight starting || 2413 ± 201 || 7-Aug ± 9 days OFM – 3rd flight starting || 2275* ± 290* || 9-Aug ± 9 days Lesser appleworm – 2nd flight peak || 2607 ± 463 || 15-Aug ± 23 days RBLR – 3rd flight starting || 2715 ± 214 || 19-Aug ± 10 days STLM – 3rd flight peak || 2755 ± 222 || 19-Aug ± 9 days OFM – 3rd flight peak || 2625* ± 137* || 27-Aug ± 12 days *Base temperature for OFM 45F _______________________________________________ Apple Tree Decline Survey Apple decline research is hindered by an incomplete understanding of where it is occurring and what its symptoms look like on different rootstock/scion combinations. Please consider taking this survey, even if you haven't observed apple decline in your orchard blocks! Your participation will help drive research focus in the right direction and aid in the creation of informative extension documents. Virtual Orchard Scout Training #1 Virtual Orchard Scout Training #2 Berry Pest Monitoring Network - NEW Blog! Quick Guide for SWD Management NOAA NWS Storm Prediction Center U.S. Drought Monitor