Filtering by tag: codling moth

White tent insect trap in apple orchard

WNC Orchard Insect Pest Update - May 5, 2026

The codling moth remains the key pest of concern throughout the region, while the window for control of San Jose scale and preventive control of European red mite remains open. As of May 4, codling…

Sprayer spraying apple trees

WNC Orchard Insect Pest Update - April 28, 2026

Over the next several weeks, first generation codling moth will be the primary concern over the region. For those considering preventive control of the European red mite (ERM), optimum timing of a…

View of mountains with apple orchard in foreground

WNC Orchard Insect Pest Update - April 20, 2026

With petal fall sprays now being applied, or near completion in lower elevation orchards, this week will focus on management options for key pests to target at First Cover – codling moth and San Jose…

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…

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…

Insect trap in apple orchard

How to Monitor Apple Insect Pests (IPM)

Insect trapping is simple, but the details must be handled carefully in order to perform accurate and effective Integrated Pest Management (IPM). The insect counts, action thresholds, and degree-day…

Apples on tree in orchard with bins in background

Apple Insect Management Overview

There are nearly 40 species of insects and mites known to attack apples in the Southeast, but only a small fraction are common in most orchards. Effective Integrated Pest Management (IPM) depends…