News Articles
Fall kaolin sprays suppress psylla next year
Using Surround (kaolin) is a very effective method for repelling pear psylla. This white clay powder covers the bark of trees, preventing psylla from laying…
Preliminary observations on ‘Green Spot’ symptoms in WA 38
Green spot refers to a discoloration identified on WA 38 fruit that could indicate a potential disorder. The cause(s) for green spot are unknown and…
Post Harvest Little Cherry Disease Management
As cherry harvest is finishing up, this is the best time to sample trees with small cherries for little cherry disease. The Little Cherry Disease…
Soil (health) evaluation begins by asking “What’s the problem with my soil?”
Andrew McGuire, WSU Extension wrote a great article addressing some of the questions we all have about soil health evaluation, and a very important question…
Managing earwigs: how and why to conserve in pome fruits and suppress in stone fruits
Earwigs are omnivores capable of damaging fruits, but they can also suppress pests such as woolly apple aphid and pear psylla. So, are earwigs pests…
Tips to minimize apple and pear fruit infections in atypical cool and wet early season
Written by Achour Amiri, WSU, May 2019 The unusual cool and wet spring observed, so far this season in Central Washington, has to be…
Fire blight susceptibility of apple cultivars
New research documents the relative susceptibility to fire blight of a broad range of apple cultivars.
Optimizing Crop Load for New Apple Cultivar: ‘WA 38’
Written by Brendon Anthony, Sara Serra, and Stefano Musacchi, WSU, March 2019 Washington State University’s Apple Breeding Program released a new exclusive cultivar in…
Beauty with Benefits – Native Plants for Beneficial Insects
WSU researcher David James has studied more than 100 perennial plants native to Central Washington to learn which native plants beneficial insects prefer.
Repellent Materials Bioassay for Winterform Pear Psylla
Pear psylla control is becoming increasingly difficult, especially in regions of the Pacific Northwest like the Wenatchee Valley where pear orchards dominate the landscape. In…
