Filtering by tag: IPM

Codling moth synthetic lure in sticky insect trap, with captured codling moth

WNC Orchard Insect Pest Populations - April 13, 2026

Learn more about southeastern apple insect pests at the Apple Insect Management page. About degree-day models

Delta-style insect trap in apple tree during bloom

WNC Orchard Insect Pest Update - April 6, 2026

With apples in bloom throughout the region, now is a good time to assess your pest management program, including setting pheromone traps and planning for upcoming insecticide sprays. Monitoring…

Budding trees with greenhouse and other buildings in background

WNC Orchard Insect Pest Update - March 23, 2026

It seems a little early for the initial apple pest update, but apparently mother nature is not going to wait for me any longer.Pre-bloom Oil Sprays: The term "delayed-dormant oil application" usually…

White plastic insect trap in row of apple trees

WNC Orchard Insect Populations - 2026 Postings

orchard guide cover

2024 Apple Manual Available

The 2024 version of the Integrated Orchard Management guide for Commercial Apples in the Southeast is now available online to view or download. Due to the lateness of this approved copy, it was…

2021 Orchard Management Guide cover

2021 Integrated Orchard Management Guide Now Available Online

The 2021 edition of the Integrated Orchard Management Guide for Commercial Apples in the Southeast is now available online as a PDF. Click the link for updated management information as well as…

Charts showing brown marmorated stink bug emergence at various locations, and 2020 BMSB populations compared to 2019 and 2018

BMSB Adult Emergence and Trap Captures -- September 22, 2020

These updated charts show brown marmorated stink bug adult emergence and trap captures in apple orchards as of September 22, 2020.

Oriental fruit moth trap in an apple orchard

Apple Insect Management

Apple ResourcesCurrent WNC Orchard Insect Pest PopulationsApple Insect Management OverviewHow to Monitor Apple Insect Pests (IPM)Apple Insect and Mite Fact SheetsBrown Marmorated Stink Bug in North…

White TRECE Pherocon VI insect trap hanging from branch among flowering tree

Pheromone Traps Should Be Set Up at Bloom

In southeastern apple production, there are four insect pests that are traditionally monitored using traps. The codling moth, oriental fruit moth, and tufted apple bud moth are all lepidopteran pests…

Automated weather station in Mountain Horticultural Crops Research Station apple orchard

About Degree-Day Models

Degree day (DD) models predict adult emergence and egg hatch of each generation. They do not predict the intensity of populations, which can be assessed by using pheromone traps. Hence, the models…