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Nottingham Entomology


The Nottingham Tree Fruit Entomology lab is based out of WSU’s Tree Fruit Research and Extension Center in Wenatchee WA. Our primary goal is improving insect and mite pest management practices in commercial tree fruit orchards. Topics include insect behavior, phenology, biological control, cultural control, and chemical control.

2020 lab crew

Louis B. Nottingham, Ph.D.
Research Assistant Professor

We’re Hiring!

We are always looking for hard working people excited about insects or science in general.

What’s New page for lab news

mostly white slide with drawing of tree fruits in the lower left corner, a small video feed of the speaker in the upper right corner and the title be brave pear psylla management

Sustainable Control of Pear Psylla

Be BRAVE: Pear Psylla Management On Thursday, February 18, 2021 as part of an OSU/WSU webinar, Stijn van Laer gave a talk on pear psylla management in northern European pear orchards.  Stijn is a crop…
title slide of pear ipm presentation showing a tractor spraying kaolin clay in a pear orchard and a closeup of a pear bud

2021 Pear IPM Webinar

Pear Psylla IPM: Strategies and New Research (2021 Pear Day) Miss the virtual 2021 WSU Tree Fruit Days in January?  No worries, Louie Nottingham's webinar on Pear IPM is available any time.  Here, Louie discusses…
closeup of two pear buds in the orchard

Prebloom Management of Pear Psylla with Particle Film

Psylla will soon be on the move! Nottingham and Orpet wrote an article in the February 2021 edition of 'Tree Fruit News' reminding growers to start preparing dormant sprays of kaolin clay (Surround) to deter…

Wenatchee Life page

All the reasons why Wenatchee is so much fun!

article title and abstract in the journal biological control

Evaluation of IPM for central WA pear orchards

IPM for Central WA Pear Orchards Pear psylla and honeydew marking to fruit cause significant economic damage to pears in Washington, a key pear growing region of the United States. The goal of this project…
two people working in a pear orchard with reflective mulch

Reflective mulch for pear psylla

New Publication! Pear psylla, Cacopsylla pyricola (Förster), has remained the most challenging pest of commercial pears in Washington and Oregon, the top producers of pears in the United States. The lack of effective integrated pest…