Beech Blight Aphids
You might notice twigs on beech trees covered in a woolly sleeve. Get closer and it will begin to …
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WNC Orchard Insect Populations for August 7, 2018
August 7, 2018 Overall, insect populations are fairly low at this time, which is probably in part due to the …
Oak Lace Bug Damage
Oak lace bugs (Corythucha arcuata), like other lace bugs, cause stippling on leaves. Oak lace bugs, of course, feed …
Fall Webworms
Fall webworms, one of our native insect pests, are a perennial nuisance and in some cases a destructive pest. …
WNC Orchard Insect Populations for July 31, 2018
July 31, 2018 Three key insect pests are of concern at this time, including codling moth (whose populations are declining), …
Orangestripped Oakworms Hatching
Orange striped oakworms started hatching in Raleigh this week. They have one generation per year. Adults emerge in mid …
Summer Brings Spider Mites
Most tree species are fed upon by spider mites and many even have their own species. These include maple …
Section 18 Approved for Sivanto Prime on Sweet Sorghum for Sugarcane Aphid
As in 2016 and 2017, Sivanto Prime for control of sugarcane aphid on sweet sorghum has been approved for …
When to Treat Earworms in Soybeans
Our online threshold calculator for earworms in podding beans can be found by visiting the Soybeans portal, clicking on …
WNC Orchard Insect Populations for July 23, 2018
July 23, 2018 Based on degree-day accumulations and pheromone trap captures in non-managed orchards, codling moth and oriental fruit moth …
Mosquito Populations Likely to Increase
Last week, NCDHHS announced the first death in 2018 due to West Nile virus (WNV). (see https://www.ncdhhs.gov/news/press-releases/dhhs-reports-state%E2%80%99s-first-death-year-related-west-nile-virus). Although details were …
Aphids, Bollworms, Stink Bugs, & Tarnished Plant Bugs Complicating Insecticide Management
Well it is definitely mid-season cotton management time here in North Carolina. Lots of questions on a complex of …
Bollworm Spray Recommendations for Bt Cotton and Important Scouting Changes
We are seeing as many, or more breakthroughs in Bt corn this year compared to last. Bollworms that are …
WNC Orchard Insect Populations for July 10, 2018
July 10, 2018 Codling moth DD accumulations range from about 1480 in Henderson County to 1770 in Lincoln County, indicating …
Should We Worry About Earworms in Bt Corn?
Earworm populations (known as bollworm in cotton) were relatively low in our system from 2011 to 2016. Arguably, at …
Oak Spider Mites Cause Damage to Street, Landscape, and Nursery Trees
This week I have noticed damage on many pin oaks (Quercus falcata) by oak spider mites (Oligonychus bicolor). Oak …
WNC Orchard Insect Populations for July 3, 2018
July 3, 2018 Depending on location, codling moth degree-day accumulations since biofix range from about 1300 in Henderson County to …
Cotton and Soybean Scouting School
Please consider attending a scouting school this summer. We will post as they become available. Here is information on …
Managing Plant Bugs in Blooming Cotton
When cotton blooms, it’s time to switch sampling and thresholds for plant bugs. This previous article covered management of …
Yellow Poplar Weevils on Poplar and Magnolia
Yellow poplar weevils, Odontopus calceatus, can be a severe pest of tulip poplars and magnolias growing in nurseries and …