From the Field

Check out the articles below to explore seasonal updates and practical tools to support your on farm decisions throughout the year. Many articles also feature Hort Short videos that provide a hands on look at key topics.

Codling moth larvae showing typical tunnelling behaviour

Codling Moth (Cydia pomonella)

Wednesday Jun 03, 2026

At a Glance Codling moth is a major pest of apples and pears in the Okanagan. Larvae feed inside fruit, causing internal damage and contamination. Damage appears as stings or frass at entry/exi...

Cherry Powdery Mildew on leaf

Cherry Powdery Mildew

Monday Jun 01, 2026

At a Glance Cherry powdery mildew is a fungal disease affecting leaves and fruit. Infections appear as white powdery growth, often in circular patches. Infected fruit can contaminate entire box...

Cherry Fruit Fly adult on cherry (Photo Credit: E. Beers, 2007)

Western Cherry Fruit Fly (Rhagoletis indifferens)

Friday May 29, 2026

At a Glance Western cherry fruit fly is a native pest that affects cherries and other soft fruit. Adults lay eggs in ripening fruit, leading to larval infestation inside the fruit. Any larvae p...

Peach Twig Borer damage on peach shoot

Peach Twig Borer (Anarsia lineatella) and Peach Tree Borer (Synanthedon exitiosa)

Wednesday May 27, 2026

At a Glance Peach twig borer damages shoots, buds, leaves, and fruit. Peach tree borer attacks the base of trees, weakening structure and health. Fruit damage may appear as pin‑prick holes wi...

Apple Clearwing Moth (photo G. Judd)

Apple Clearwing Moth: Trunk Spray Timing and Management

Monday May 25, 2026

At a Glance Apple clearwing moth (ACWM) is an invasive trunk‑boring pest of apple trees. Larvae feed beneath the bark, weakening trees and contributing to decline. Trunk sprays are one of the...