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.

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

Western Cherry Fruit Fly (Rhagoletis indifferens)

Thursday Jun 05, 2025

Western Cherry Fruit Fly (Rhagoletis indifferens) Why is it a problem? Western cherry fruit fly (Rhagoletis indifferens) is a native pest to North America which can cause significant damage to so...

Peach Twig Borer damage on peach shoot

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

Tuesday May 27, 2025

Larvae of Peachtree borer from a cross secton of wood Peach Twig Borer (Anarsia lineatella) and Peach Tree Borer (Synanthedon exitiosa)   Why are they a problem? The Peach twig borer is a...

Apple Cl(ear Wing Moth (photo G. Judd)

Apple Clearwing Moth - Trunk Sprays

Sunday May 25, 2025

Apple Clearwing Moth (Synanthedon myopaeformis) - Trunk Spray timing is happening now.  Trunk Sprays are one of the most effective applications that can be made against the invasive pest - Apple...

Early leafroller damage on Gala

OBLR - Obliquebanded Leafroller (Choristoneura rosaceana) 

Tuesday May 20, 2025

OBLR larvae on apple leaf OBLR - Obliquebanded Leafroller (Choristoneura rosaceana)  Why is it a problem? Leafrollers are common pests in treefruit orchards, causing damage to developing ...

Little Cherry Virus

Wednesday May 14, 2025

  Little Cherry Virus causes small, discoloured cherries with a bitter taste that can not be marketed. With a history of this virus in British Columbia, and a current epidemic in Washington Stat...